CN109258600A - A kind of control device for tractor orchard spray - Google Patents
A kind of control device for tractor orchard spray Download PDFInfo
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- CN109258600A CN109258600A CN201810828321.9A CN201810828321A CN109258600A CN 109258600 A CN109258600 A CN 109258600A CN 201810828321 A CN201810828321 A CN 201810828321A CN 109258600 A CN109258600 A CN 109258600A
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- Prior art keywords
- tractor
- control device
- spray
- control
- sensor
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
- A01M7/0089—Regulating or controlling systems
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Insects & Arthropods (AREA)
- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention discloses a kind of control devices for tractor orchard spray, the control device is made of PLC controller, infrared distance sensor, hall speed sensor, solenoid valve, solid-state relay, human-computer interaction touch screen, control button, the PLC controller is separately connected infrared distance sensor, hall speed sensor, solid-state relay, human-computer interaction touch screen and control button by I/O port, and the solenoid valve is connected with solid-state relay.Present invention discloses a kind of control devices for tractor orchard spray, the control device uses advanced detection technique, PLC control technology and PWM driving method, it realizes based on top fruit sprayer detection to target variable farm chemical applying, it saves pesticide dosage and improves spray efficiency, application value with higher again.
Description
Technical field
The present invention relates to a kind of control device more particularly to a kind of control devices for tractor orchard spray, belong to
Agricultural power tools technology field.
Background technique
It by motor or electromagnet is power that agricultural electric tool, which is a kind of, drives work head to be made by transmission mechanism
The hand-held of industry or movable mechanized tool comprising garden instrument, small farm tool etc..Agricultural electric tool is in agriculture
The fields such as machine, gardening have a wide range of applications.Wherein, orchard spraying machine plays extremely important in agriculture orchard production management
Effect.In orchard management, single fruit tree is the smallest work
Industry unit, therefore the position of fruit tree and tree crown size are the how many important evidences of determining spray value.With people's energy-saving ring
The increasingly reinforcing of idea is protected, target spray technique is increasingly being applied in the spray management of orchard now, to be effectively reduced
A large amount of pesticide residues caused by being sprayed without target.
It is mainly that the position of spraying machine two sides trunks of fruit trees is detected by infrared sensor to target spray technique, further according to interior
Algorithms calculate target spray position, to control opening and closing spray head solenoid valve, are sprayed with realizing to target.However, actual
In orchard, the trunk of most of fruit trees is difficult detection, for example, tangerine and peach is with luxuriant foliage and spreading branches in leafy profusion, tree crown is very low, infrared biography
Sensor can not almost detect trunk.In addition, much only controlling target spraying machine solenoid valve opening and closing, it can not accomplish that variable sprays,
Lead to the very big waste of pesticide dosage.Even if some use variable spraying control technology, but mainly basis to target spraying machine
Regulating system pressure realizes Variable Control, and pressure is difficult to realize in practical spray drug operation is accurately and fast adjusted.
Summary of the invention
For the demand, the present invention provides a kind of control device for tractor orchard spray, the control devices
Using advanced detection technique, PLC control technology and PWM driving method, becoming to target based on top fruit sprayer detection is realized
Amount application, that is, save pesticide dosage and improve spray efficiency, application value with higher again.
The present invention is a kind of control device for tractor orchard spray, and the control device is by PLC controller, red
Outer distance measuring sensor, hall speed sensor, solenoid valve, solid-state relay, human-computer interaction touch screen, control button composition, institute
The PLC controller stated is separately connected infrared distance sensor, hall speed sensor, solid-state relay, man-machine friendship by I/O port
Mutual touch screen and control button, the solenoid valve are connected with solid-state relay.
In a preferred embodiment of the present invention, the PLC controller uses SIEMENS PLC -224XP model, PLC control
Device processed handles the various signals of sensor by internal calculation program, completes and the interpersonal interaction of touch screen and control electricity
The movement of magnet valve.
In a preferred embodiment of the present invention, the infrared distance sensor array is placed in dilatory locomotive head, this is red
Outer distance measuring sensor can detecte the top fruit sprayer at left and right sides of tractor height and width and by the target signal of detection pass
Give PLC controller.
In a preferred embodiment of the present invention, the hall speed sensor is placed on the wheel hub of tractor, this is suddenly
That velocity sensor exports 6 pulses whenever one circle of tractor wheels rotation, and sends pulse signal to PLC controller.
In a preferred embodiment of the present invention, the pulse signal of the hall speed sensor output, through PLC controller
Acquisition calculates and exports the different PWM wave signal in 6 tunnels again.
In a preferred embodiment of the present invention, the solenoid valve connects spray head, and opening and closing is driven by solid-state relay and controlled
System.
In a preferred embodiment of the present invention, the output end of the input terminal connection PLC controller of the solid-state relay,
The PWM wave signal on-off that its output circuit follows PLC controller to export, and then control the opening and closing of solenoid valve.
In a preferred embodiment of the present invention, the human-computer interaction touch screen can input parameters data, in real time
It shows all data of sensor, while solenoid valve can be opened and closed manually.
In a preferred embodiment of the present invention, the control button includes two kinds of operating modes, wherein key according to the form below
Show automatic spray mode, key does not press expression MANUAL CONTROL mode.
Present invention discloses a kind of control device for tractor orchard spray, which uses advanced detection
Technology, PLC control technology and PWM driving method are realized based on top fruit sprayer detection to target variable farm chemical applying, that is, are saved
Pesticide dosage improves spray efficiency, application value with higher again.
Detailed description of the invention
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments:
Fig. 1 is structural block diagram of the embodiment of the present invention for the control device of tractor orchard spray.
Specific embodiment
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawing, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
Fig. 1 is structural block diagram of the embodiment of the present invention for the control device of tractor orchard spray；The control device by
PLC controller, infrared distance sensor, hall speed sensor, solenoid valve, solid-state relay, human-computer interaction touch screen, control
Key composition, the PLC controller by I/O port be separately connected infrared distance sensor, hall speed sensor, solid-state after
Electric appliance, human-computer interaction touch screen and control button, the solenoid valve are connected with solid-state relay.
The control device for tractor orchard spray that the present invention refers to detects tree crown position by infrared sensor array
It sets and the width of tree crown, calculates spray position and spraying range in conjunction with the tractor speed of service, control the opening and closing of multipath electrovalve
Spray to target；PWM driving method is used simultaneously, changes the spray flow of spray head to realize variable operation.Such as Fig. 1 institute
Show, which includes PLC controller, infrared distance sensor, hall speed sensor, solenoid valve, solid-state relay, people
Machine interaction touch screen and control button.Wherein, PLC controller uses SIEMENS PLC -224XP model, can be counted by inside
Program is calculated, the various signals of sensor are handled, completes with the interpersonal interaction for touching screen and control the movement of solenoid valve；It is infrared
Distance measuring sensor array is placed in dilatory locomotive head, can detecte the height and width of the top fruit sprayer at left and right sides of tractor
And send the target signal of detection to PLC controller；Hall speed sensor is placed on the wheel hub of tractor, Hall speed
Sensor is spent whenever i.e. 6 pulses of output of one circle of tractor wheels rotation, and sends pulse signal to PLC controller；Electromagnetism
Valve connects spray head, is opened and closed by solid-state relay drive control；Human-computer interaction touch screen can input parameters data, in real time
It shows all data of sensor, while solenoid valve can be opened and closed manually；Control button includes two kinds of operating modes,
In, key, which is pressed, indicates automatic spray mode, and key does not press expression MANUAL CONTROL mode.
Control device proposed by the present invention for tractor orchard spray is in actual work, and elder generation is by PLC controller root
It is selected according to control button, judges which kind of operating mode spraying machine is under, if control button is not pressed, judge at spraying machine
In MANUAL CONTROL mode, if pressing control button, spraying machine is in automatic spray mode；Then by being located at dilatory locomotive
The infrared distance sensor array of head detects target situation, and by PLC controller storing data and target position, wherein infrared
Distance measuring sensor fixed frame uses porous design, the distribution spacing up and down of sensor is conveniently adjusted, to adapt to different requirements；Then
Speed signal is acquired by the Hall sensor being located on tractor wheel hub, and is adjusted and is sprayed according to speed signal by PLC controller
Medical abortion amount, to achieve the purpose that precisely to spray and variable spray.The control device is equably installed on the wheel hub of tractor
6 pieces of strong magnets, in tractor movement, Hall sensor often exports 1 pulse close to 2 magnet, exports 6 weekly
Pulse, these pulse signals be calculated after PLC controller acquires tractor travel speed and accumulative operating range, PLC
Controller exports the different PWM wave signal in 6 tunnels to solid-state relay again, and the output circuit of solid-state relay follows PWM wave signal
On-off, and then accurately control the opening and closing of solenoid valve.After solenoid valve is opened, medical fluid rapidly enters spray head under high pressure,
It is scattered by fog-like after spray head.
Present invention discloses a kind of control device for tractor orchard spray, which uses advanced detection
Technology, PLC control technology and PWM driving method are realized based on top fruit sprayer detection to target variable farm chemical applying, that is, are saved
Pesticide dosage improves spray efficiency, application value with higher again.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those skilled in the art within the technical scope disclosed by the invention, can without the variation that creative work is expected or
Replacement, should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be limited with claims
Subject to fixed protection scope.
Claims (9)
1. it is a kind of for tractor orchard spray control device, which is characterized in that the control device by PLC controller,
Infrared distance sensor, hall speed sensor, solenoid valve, solid-state relay, human-computer interaction touch screen, control button composition,
The PLC controller is separately connected infrared distance sensor, hall speed sensor, solid-state relay, man-machine by I/O port
Interaction touch screen and control button, the solenoid valve are connected with solid-state relay.
2. the control device according to claim 1 for tractor orchard spray, which is characterized in that the PLC control
Device processed uses SIEMENS PLC -224XP model, which handles the various signals of sensor by internal calculation program,
Complete with the interpersonal interaction for touching screen and control the movement of solenoid valve.
3. the control device according to claim 1 for tractor orchard spray, which is characterized in that the infrared survey
It is placed in dilatory locomotive head away from sensor array, which can detecte the top fruit sprayer at left and right sides of tractor
Height and width and send the target signal of detection to PLC controller.
4. the control device according to claim 1 for tractor orchard spray, which is characterized in that the Hall speed
Degree sensor is placed on the wheel hub of tractor, and the hall speed sensor is whenever the i.e. output 6 of one circle of tractor wheels rotation
Pulse, and send pulse signal to PLC controller.
5. the control device according to claim 4 for tractor orchard spray, which is characterized in that the Hall speed
The pulse signal for spending sensor output calculates through PLC controller acquisition and exports the different PWM wave signal in 6 tunnels again.
6. the control device according to claim 1 for tractor orchard spray, which is characterized in that the solenoid valve
Spray head is connected, is opened and closed by solid-state relay drive control.
7. it is according to claim 1 for tractor orchard spray control device, which is characterized in that the solid-state after
The output end of the input terminal connection PLC controller of electric appliance, the PWM wave signal on-off that output circuit follows PLC controller to export,
And then control the opening and closing of solenoid valve.
8. the control device according to claim 1 for tractor orchard spray, which is characterized in that the man-machine friendship
Mutual touch screen can input parameters data, all data of real-time display sensor, while can open and close manually
Solenoid valve.
9. the control device according to claim 1 for tractor orchard spray, which is characterized in that the control is pressed
Key includes two kinds of operating modes, wherein key, which is pressed, indicates automatic spray mode, and key does not press expression MANUAL CONTROL mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810828321.9A CN109258600A (en) | 2018-07-25 | 2018-07-25 | A kind of control device for tractor orchard spray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810828321.9A CN109258600A (en) | 2018-07-25 | 2018-07-25 | A kind of control device for tractor orchard spray |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109258600A true CN109258600A (en) | 2019-01-25 |
Family
ID=65148306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810828321.9A Pending CN109258600A (en) | 2018-07-25 | 2018-07-25 | A kind of control device for tractor orchard spray |
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| Country | Link |
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| CN (1) | CN109258600A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220117212A1 (en) * | 2020-10-20 | 2022-04-21 | Rovic International (Pty) Ltd | Agricultural sprayer control system and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203492641U (en) * | 2013-10-12 | 2014-03-26 | 北京农业智能装备技术研究中心 | Accurate and intelligent target-alignment pesticide spraying machine |
| CN203575440U (en) * | 2013-10-12 | 2014-05-07 | 北京农业智能装备技术研究中心 | Traction-type variable spraying machine |
| CN104076711A (en) * | 2014-06-25 | 2014-10-01 | 中国农业大学 | On-line fixed point predicating method for target soil fertilizer injection at crop root area |
| CN104738013A (en) * | 2015-04-07 | 2015-07-01 | 北京农业信息技术研究中心 | Pesticide spraying device and method |
| CN206333248U (en) * | 2016-12-22 | 2017-07-18 | 中国农业大学 | The chemical spraying device that a kind of Based Intelligent Control uniformly sprays |
-
2018
- 2018-07-25 CN CN201810828321.9A patent/CN109258600A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203492641U (en) * | 2013-10-12 | 2014-03-26 | 北京农业智能装备技术研究中心 | Accurate and intelligent target-alignment pesticide spraying machine |
| CN203575440U (en) * | 2013-10-12 | 2014-05-07 | 北京农业智能装备技术研究中心 | Traction-type variable spraying machine |
| CN104076711A (en) * | 2014-06-25 | 2014-10-01 | 中国农业大学 | On-line fixed point predicating method for target soil fertilizer injection at crop root area |
| CN104738013A (en) * | 2015-04-07 | 2015-07-01 | 北京农业信息技术研究中心 | Pesticide spraying device and method |
| CN206333248U (en) * | 2016-12-22 | 2017-07-18 | 中国农业大学 | The chemical spraying device that a kind of Based Intelligent Control uniformly sprays |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220117212A1 (en) * | 2020-10-20 | 2022-04-21 | Rovic International (Pty) Ltd | Agricultural sprayer control system and method |
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Application publication date: 20190125 |
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