CN204796111U - Precision planter leaks broadcasts monitoring devices - Google Patents
Precision planter leaks broadcasts monitoring devices Download PDFInfo
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- CN204796111U CN204796111U CN201520241008.7U CN201520241008U CN204796111U CN 204796111 U CN204796111 U CN 204796111U CN 201520241008 U CN201520241008 U CN 201520241008U CN 204796111 U CN204796111 U CN 204796111U
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- soft rubber
- touch screen
- resistive touch
- seed
- rubber cylinder
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Abstract
The utility model discloses a precision planter leaks broadcasts monitoring devices, including seed metering pipe, soft rubber drum, resistance -type touch -sensitive screen, driving motor, signal conditioning module, MSP430 singlechip, acousto -optic warning module, wherein resistance -type touch -sensitive screen and soft rubber drum and driving motor constitute the signal acquisition part, and the input that the output of resistance -type touch -sensitive screen passes through signal conditioning module and MSP430 singlechip links to each other, the output end control acousto -optic warning module of MSP430 singlechip. The MSP430 singlechip is used for confirming corresponding sowing time interval according to seeder forward velocity, seed metering speed and desired seeding interval to confirm corresponding hourglass according to the sowing time interval and broadcast alarm time, in alarm time is broadcast in corresponding hourglass, judge whether to appear leaking and broadcasts the phenomenon.
Description
Technical field
The utility model relates to agricultural mechanical equipment field, is specifically related to a kind of precision planter broadcast leakage monitoring device based on resistive touch screen.
Background technology
At present, precision planter has been widely used in agricultural production, in order to ensure the quality of seeding operation, prevents the situation of large area broadcast leakage, and we whole process must carry out technology monitoring.We now adopts photoelectric method monitoring seeding unit working condition, and when seed is by grain tube monitored area, blocking light beam, produces pulse signal, pulse signals operational analysis thus judge whether broadcast leakage occurs.But by sowing environmental limit, photoelectric method monitoring is subject to the impact of mechanical shock and field dust, easily cause and fail to judge and misjudgment phenomenon, and photoelectric method many seeds not easy to identify falls, the accuracy of impact monitoring simultaneously.
For solving above-mentioned deficiency of the prior art, the utility model provides a kind of new solution.
Summary of the invention
Problem to be solved in the utility model is: for the deficiencies in the prior art, a kind of precision planter broadcast leakage monitoring device is provided, this device has that structure is simple, stable performance, the advantage such as easy to use, the critical conditions such as farm work vibrations are large, dust is many can be overcome, accurate measurements sowing quantity, prevent broadcast leakage, reduce and fail to judge and misjudgment phenomenon.
In order to achieve the above object, the technical scheme that the utility model is taked is: design a kind of precision planter broadcast leakage monitoring device, it is characterized in that: seed metering guide tube (1), soft rubber cylinder (2), resistive touch screen (3), drive motors (4), sounding and lighting alarm module (5), MSP430 single-chip microcomputer (6), Signal-regulated kinase (7), wherein resistive touch screen is close to seed metering guide tube (1) afterbody, connect by the plastics screw fourth of the twelve Earthly Branches, to detect the mobility status of seed; Soft rubber cylinder (2) projecting shaft is connected by bearing, its axis being parallel is in touch screens and perpendicular to seed movement direction, be installed on seed metering guide tube (1) afterbody, and leaving suitable gap between touch screens and cylinder (is divided into 2mm, 4mm, 8mm third-class, size according to seed is selected), seed passes through from gap; Drive motors (4) is connected through shaft coupling with soft rubber cylinder (2), the output of resistive touch screen (3) is connected with the ADC sample port of MSP430 single-chip microcomputer (6) by Signal-regulated kinase (7), and the output of MSP430 single-chip microcomputer (6) controls sounding and lighting alarm module (5).MSP430 single-chip microcomputer is according to sower gait of march, seeding speed and required seed spacing, determine corresponding sowing time interval, judge according to sampled signal the time interval that seed passes through simultaneously, by two time intervals of method comparison, judge whether to occur broadcast leakage phenomenon.
The number of described resistive touch screen (3) is identical with the line number of seed metering guide tube (1), and each resistive touch screen (3) correspondence connects one group of soft rubber cylinder (2) and a Signal-regulated kinase (7).
The velocity of rotation of described soft rubber cylinder (2) is determined by sowing time interval.
Accompanying drawing explanation
Fig. 1 is end view of the present utility model.
Fig. 2 is 3 dimensional drawing of the present utility model.
Fig. 3 is structure chart of the present utility model.
In Fig. 3,1, seed metering guide tube, 2, soft rubber cylinder, 3, resistive touch screen, 4, drive motors, 5, sounding and lighting alarm module, 6, MSP430 single-chip microcomputer, 7, Signal-regulated kinase.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail:
As Fig. 1, this precision planter broadcast leakage monitoring device comprises seed metering guide tube (1), soft rubber cylinder (2), resistive touch screen (3), drive motors (4), sounding and lighting alarm module (5), MSP430 single-chip microcomputer (6), Signal-regulated kinase (7), wherein resistive touch screen is close to seed metering guide tube (1) afterbody, connect by the plastics screw fourth of the twelve Earthly Branches, to detect the mobility status of seed; Soft rubber cylinder (2) projecting shaft is connected by bearing, its axis being parallel is in touch screens and perpendicular to seed movement direction, be installed on seed metering guide tube (1) afterbody, and leaving suitable gap between touch screens and cylinder (is divided into 2mm, 4mm, 8mm third-class, size according to seed is selected), seed passes through from gap; Drive motors (4) is connected through shaft coupling with soft rubber cylinder (2), the output of resistive touch screen (3) is connected with the ADC sample port of MSP430 single-chip microcomputer (6) by Signal-regulated kinase (7), and the output of MSP430 single-chip microcomputer (6) controls sounding and lighting alarm module (5).MSP430 single-chip microcomputer is used for according to sower gait of march, seeding speed and required seed spacing, determine corresponding sowing time interval, and the velocity of rotation of soft rubber cylinder, and determine corresponding broadcast leakage time of fire alarming according to sowing time interval, in corresponding broadcast leakage time of fire alarming, judge whether to occur broadcast leakage phenomenon.Resistive touch screen and soft rubber cylinder form signals collecting part, seed is fallen on resistive touch screen, and the soft rubber cylinder compressing seed pinched resistor formula touch-screen of rotation, produces change in resistance, when sower normally works, the resistance of resistive touch screen at seeding time between change in interval; In the event of broadcast leakage phenomenon, the resistance of resistive touch screen does not change in a long time, until the time exceedes the broadcast leakage time interval, processor is judged as broadcast leakage, then triggers acoustic-optic alarm.
The concrete steps stating sower broadcast leakage monitoring are, first according to sower gait of march, seeding speed and required seed spacing, determine corresponding sowing time interval T; Then according to sowing time interval T, broadcast leakage time of fire alarming t is determined, and t < T; Per interval t judges once whether have seed to fall, if do not have seed to fall, just starts broadcast leakage warning device.
In sum, this device produces change in resistance signal by seed with direct contact of touch screens, can eliminate the mechanical shock impact in working environment and dust impact, can improve broadcast leakage monitoring quality, effectively reduce and fail to judge and judge by accident.The drum surface simultaneously rotated is soft rubber, can prevent seed from damaging.Touch screens is cheap, and change simple, the life-span is grown and working stability.Therefore, this precision planter broadcast leakage monitoring device can meet the needs of agricultural production very well.
Claims (2)
1. a precision planter broadcast leakage monitoring device, it is characterized in that comprising seed metering guide tube (1), soft rubber cylinder (2), resistive touch screen (3), drive motors (4), sounding and lighting alarm module (5), MSP430 single-chip microcomputer (6), Signal-regulated kinase (7), wherein resistive touch screen (3) is close to seed metering guide tube (1) afterbody, is connect by the plastics screw fourth of the twelve Earthly Branches; Soft rubber cylinder (2) projecting shaft is connected by bearing, its axis being parallel is in touch screens and perpendicular to seed movement direction, be installed on seed metering guide tube (1) afterbody, and leave suitable gap between resistive touch screen (3) and soft rubber cylinder (2), be divided into 2mm, 4mm, 8mm third-class, seed passes through from gap; Drive motors (4) is connected through shaft coupling with soft rubber cylinder (2), the output of resistive touch screen (3) is connected with the ADC sample port of MSP430 single-chip microcomputer (6) by Signal-regulated kinase (7), and the output of MSP430 single-chip microcomputer (6) controls sounding and lighting alarm module (5).
2. broadcast leakage monitoring device according to claim 1, it is characterized in that, the number of described resistive touch screen (3) is identical with the line number of described seed metering guide tube (1), and each resistive touch screen (3) correspondence connects one group of soft rubber cylinder (2) and a Signal-regulated kinase (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520241008.7U CN204796111U (en) | 2015-04-17 | 2015-04-17 | Precision planter leaks broadcasts monitoring devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520241008.7U CN204796111U (en) | 2015-04-17 | 2015-04-17 | Precision planter leaks broadcasts monitoring devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204796111U true CN204796111U (en) | 2015-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520241008.7U Expired - Fee Related CN204796111U (en) | 2015-04-17 | 2015-04-17 | Precision planter leaks broadcasts monitoring devices |
Country Status (1)
| Country | Link |
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| CN (1) | CN204796111U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105284226A (en) * | 2015-12-01 | 2016-02-03 | 青岛农业大学 | Potato miss-seeding detecting device and potato seeding device |
| CN106092636A (en) * | 2016-08-26 | 2016-11-09 | 华中农业大学 | Small particle seed flow sequence sensing device |
| CN115773777A (en) * | 2023-02-13 | 2023-03-10 | 济宁中堃农业机械科技有限公司 | Cereal seeding rate monitoring devices |
-
2015
- 2015-04-17 CN CN201520241008.7U patent/CN204796111U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105284226A (en) * | 2015-12-01 | 2016-02-03 | 青岛农业大学 | Potato miss-seeding detecting device and potato seeding device |
| CN105284226B (en) * | 2015-12-01 | 2017-07-07 | 青岛农业大学 | A kind of potato broadcast leakage detection means and a kind of potato sowing device |
| CN106092636A (en) * | 2016-08-26 | 2016-11-09 | 华中农业大学 | Small particle seed flow sequence sensing device |
| CN106092636B (en) * | 2016-08-26 | 2018-07-31 | 华中农业大学 | Small particle kind subflow sequence sensing device |
| CN115773777A (en) * | 2023-02-13 | 2023-03-10 | 济宁中堃农业机械科技有限公司 | Cereal seeding rate monitoring devices |
| CN115773777B (en) * | 2023-02-13 | 2023-06-09 | 济宁中堃农业机械科技有限公司 | Cereal seeding rate monitoring devices |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151125 Termination date: 20160417 |