CN109930538A - A kind of sprinkling truck variable spray system - Google Patents
A kind of sprinkling truck variable spray system Download PDFInfo
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- CN109930538A CN109930538A CN201910262983.9A CN201910262983A CN109930538A CN 109930538 A CN109930538 A CN 109930538A CN 201910262983 A CN201910262983 A CN 201910262983A CN 109930538 A CN109930538 A CN 109930538A
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- 239000007921 spray Substances 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 70
- 239000007788 liquid Substances 0.000 claims description 15
- 230000008859 change Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 6
- 230000003321 amplification Effects 0.000 claims description 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 3
- 230000006698 induction Effects 0.000 claims description 2
- 230000037452 priming Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 7
- 238000005507 spraying Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 241000372132 Hydrometridae Species 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
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- 238000002360 preparation method Methods 0.000 description 1
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- 238000011160 research Methods 0.000 description 1
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Abstract
The invention discloses a kind of sprinkling truck variable spray systems, including signal acquisition module, control module and execution module；Control module at least single-chip microcontroller；Execution module includes water pump, hydraulic giant pipe, electromagnetic valve, the second amplifying circuit, pump motor, frequency converter；Signal acquisition module includes hydraulic pressure sensor, flow sensor, infrared distance sensor, vehicle-mounted camera, and hydraulic pressure sensor and flow sensor are arranged in hydraulic giant pipe, acquires the pressure size and uninterrupted of water in hydraulic giant pipe in real time respectively；Whether vehicle-mounted camera is set has pedestrian or cyclist on automobile data recorder with real-time vehicle road ahead both sides；Infrared distance sensor is arranged in below headstock rearview mirror to detect sprinkling truck at a distance from front pedestrian or cyclist.This system is a kind of variable spray system, can effectively clean road surface.
Description
Technical field
The present invention relates to technical field of environment protection equipment more particularly to a kind of sprinkling truck variable spray systems.
Background technique
Present sprinkling truck cannot need artificially to adjust according to the range of speed flow automatic regulation and water spray at work
Uninterrupted, this will certainly make driver distraction, influence driving safety.It, usually cannot promptly and accurately due to being artificially to adjust
It adjusts, causes to be sprayed onto pedestrian, cause pedestrian discontented.
Therefore in automobile market, it is badly in need of a kind of cheap, easy to operate, can be adjusted automatically according to sprinkling truck travel speed
Whether amount of restriction size, and automatic detection road have pedestrian on both sides of the road, and automatically adjust sprinkling range, avoid the device of pedestrian.
The present invention is in view of the above-mentioned problems, research and develop a kind of sprinkling truck variable spray system.
Summary of the invention
Object of the present invention is in view of the deficiencies of the prior art, provide a kind of sprinkling truck variable spray system, can examine in real time
Survey height of water level in spraying car water tank, hydraulic pressure in hydraulic giant pipeline, in hydraulic giant pipeline water flow, Vehicle Speed and vehicle
The information such as pedestrian or cyclist, system are adjusted in conjunction with actual demand situation by algorithm according to the information of detection on both sides of the road in road
Hydraulic giant range avoids being sprayed onto pedestrian on both sides of the road；And the variation according to speed, adjusting uninterrupted keeps fountain height equal
It is even, achieve the purpose that effectively to clean road surface.
To achieve the goals above, the technical scheme is that
A kind of sprinkling truck variable spray system, including signal acquisition module, control module and execution module；
The control module includes at least a single-chip microcontroller；
The execution module includes that water pump at water outlet of water tank is arranged in, the hydraulic giant pipe that is connected to pump motor water outlet, sets
It sets the electromagnetic valve on hydraulic giant pipe, be electrically connected the second amplifying circuit and water to drive electromagnetic valve to work with electromagnetic valve
Pump electrical connection is to control the pump motor of water pump water outlet, be electrically connected with pump motor to change pump motor revolving speed to change out
The frequency converter of water-jet journey；
The signal acquisition module includes at least hydraulic pressure sensor, flow sensor, infrared distance sensor, vehicle-mounted camera,
The hydraulic pressure sensor and flow sensor are arranged in hydraulic giant pipe, acquire the pressure size and stream of water in hydraulic giant pipe in real time respectively
Measure size；Whether vehicle-mounted camera is set has pedestrian or cyclist on automobile data recorder with real-time vehicle road ahead both sides；It is red
Outer distance measuring sensor is arranged in below headstock rearview mirror to detect sprinkling truck at a distance from front pedestrian or cyclist；
The signal of hydraulic pressure sensor, flow sensor, infrared distance sensor, vehicle-mounted camera in the signal acquisition module
Output end is connect with the input terminal of the single-chip microcontroller, sends the information of acquisition to single-chip microcontroller；The single-chip microcontroller receives and processes
The information that signal acquisition module acquisition uploads, then output control information sends execution module to；In the execution module
Control signal amplification and drive magnetic valve door work of the output end of the one amplifying circuit and single-chip microcontroller connection single-chip microcontroller is exported,
The output end of frequency converter and single-chip microcontroller in execution module is connected to adjust the revolving speed of pump motor.
As further technical solution, the signal acquisition module further includes being arranged inside water tank in real-time water tank
The liquid level sensor of height of water level and the vehicle speed sensor that sprinkling truck driving speed information is detected on sprinkling truck wheel is set,
The input terminal of the output end and single-chip microcontroller of the liquid level sensor and speed sensing connects；The infrared distance sensor is two
It is a, it is separately positioned below the rearview mirror of headstock two sides, the infrared beam and vehicle heading of sending are at 30 degree of angles to examine
Sprinkling truck is surveyed at a distance from front pedestrian or cyclist.
As further technical solution, the control module further includes being bi-directionally connected with single-chip microcontroller input and output to input
The operation display board of output control information.
As further technical solution, the execution module further includes the inverter being electrically connected with frequency converter, with monolithic
First amplifying circuit of machine output end connection, the voice module that connect with the first amplifying circuit, the inverter is by direct current energy
It is converted to exchange and supplies electricity to frequency converter and water pump power supply, the voice module issues voice prompting.
As further technical solution, the liquid level sensor is vertical column tyle oil level sensor, and hydraulic pressure sensor is
The hydraulic pressure sensor of SIN-P300, flow sensor are the turbine flow transducer of pulse signal, vehicle-mounted camera C2-mini
Moving Object Detection camera, infrared distance sensor be SW-LDS50A infrared distance sensor, vehicle speed sensor be electricity
Magnetic inductive wheel speed sensors, voice module are Waveshare the speech player LS, pump motor 65QZ40 of WM8960
Self priming centrifugal pump, frequency converter is high-performance vector frequency converter, and electromagnetic valve is the electronic three-flat ball valve of Q911F-16P,
Inverter uses the high-power power frequency inverter of 11kw or more.
As further technical solution, first amplifying circuit includes resistance R1, NPN type triode Q1, fuse
FU, power supply VCC.One end of the resistance R1 is connect with the single-chip microcomputer output P1.7 serial ports, the other end and the NPN type three
The base stage of pole pipe Q1 connects.The collector of the NPN type triode Q1 accesses the power supply VCC, the NPN by fuse FU
The transmitter of type triode Q1 is grounded after connecting with the speech player LS.
As further technical solution, second amplifying circuit includes resistance R2, NPN type triode Q2, fuse
FU, power supply VCC；One end of the resistance R2 is connect with the single-chip microcomputer output P1.0 serial ports, the other end and the NPN type three
The base stage of pole pipe Q2 connects；The collector of the NPN type triode Q2 accesses the power supply VCC, the NPN by fuse FU
The transmitter of type triode Q2 is grounded after connecting with the electromagnetic valve motor M1.
As further technical solution, described frequency converter one end is connect with the single-chip microcontroller P1.2 serial ports, other end string
It is grounded after joining the pump motor M2；The single-chip microcontroller exports control signal by pulse-width modulation method, controls solenoid valve
Door motor M1 work, and then the aperture of electromagnetic valve for adjusting door changes sprinkling flow；The resistance R1, R2, R3, R4, R5, R6,
The effect of R8, R9, R10 and fuse FU are protection circuits, prevent from damaging component because of overload；The NPN type triode Q1,
The effect of NPN type triode Q2 is that the control signal of P1.7, P1.0 serial ports output to single-chip microcontroller amplifies respectively, to drive
Move the speech player LS and electromagnetic valve motor M1 work；Described in being received when the base stage of NPN type triode Q1, Q2
When the high level signal of single-chip microcontroller P1.7, P1.0 serial ports output, NPN type triode conducting, electric current can be flowed to from collector at this time
Emitter；The single-chip microcontroller exports frequency converter pulse control signal, control frequency converter work by P1.2 serial ports；The frequency converter
By the inverter power supply, frequency converter changes the revolving speed of pump motor M2, and then changes hydraulic pressure.
Compared with prior art, the advantages and positive effects of the present invention are:
Sprinkling truck variable spray system of the invention is to increase liquid level sensor on existing water tank, increases hydraulic pressure on hydraulic giant
Sensor and flow sensor increase infrared distance sensor in headstock two sides, the camera and speed carried in conjunction with vehicle body
Sensor acquires height of water level in spraying car water tank, hydraulic pressure in hydraulic giant pipeline, the flow of water, vehicle driving in hydraulic giant pipeline in real time
Speed and the information such as road vehicle both sides pedestrian or cyclist；By increasing single-chip microcontroller processing, judgement is according to the actual situation
It is no to need to adjust hydraulic pressure and flow, and export control signal；Increase a voice module prompt driver, increases a frequency converter
To adjust pump rotary speed, and then change the hydraulic pressure in hydraulic giant pipe, increases electromagnetic valve to change flow in hydraulic giant pipe.To
Reach the variation according to speed, adjusting uninterrupted keeps fountain height uniform, and then effectively cleans the purpose on road surface, and keeps away when sprinkling
Clear the way pedestrian or cyclist on both sides of the road the purpose of.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is schematic block circuit diagram of the invention；
Fig. 2 is circuit diagram of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
As shown in Figure 1 and Figure 2, sprinkling truck variable spray system of the invention, including signal acquisition module, control module and
Execution module；
The control module includes at least a single-chip microcontroller；
The execution module includes that water pump at water outlet of water tank is arranged in, the hydraulic giant pipe that is connected to pump motor water outlet, sets
It sets the electromagnetic valve on hydraulic giant pipe, be electrically connected the second amplifying circuit and water to drive electromagnetic valve to work with electromagnetic valve
Pump electrical connection is to control the pump motor of water pump water outlet, be electrically connected with pump motor to change pump motor revolving speed to change out
The frequency converter of water-jet journey；
The signal acquisition module includes at least hydraulic pressure sensor, flow sensor, infrared distance sensor, vehicle-mounted camera,
The hydraulic pressure sensor and flow sensor are arranged in hydraulic giant pipe, acquire the pressure size and stream of water in hydraulic giant pipe in real time respectively
Measure size；Whether vehicle-mounted camera is set has pedestrian or cyclist on automobile data recorder with real-time vehicle road ahead both sides；It is red
Outer distance measuring sensor is arranged in below headstock rearview mirror to detect sprinkling truck at a distance from front pedestrian or cyclist；
The signal of hydraulic pressure sensor, flow sensor, infrared distance sensor, vehicle-mounted camera in the signal acquisition module
Output end is connect with the input terminal of the single-chip microcontroller, sends the information of acquisition to single-chip microcontroller；The single-chip microcontroller receives and processes
The information that signal acquisition module acquisition uploads, then output control information sends execution module to；In the execution module
Control signal amplification and drive magnetic valve door work of the output end of the one amplifying circuit and single-chip microcontroller connection single-chip microcontroller is exported,
The output end of frequency converter and single-chip microcontroller in execution module is connected to adjust the revolving speed of pump motor.
As further technical solution, the signal acquisition module further includes being arranged inside water tank in real-time water tank
The liquid level sensor of height of water level and the vehicle speed sensor that sprinkling truck driving speed information is detected on sprinkling truck wheel is set,
The input terminal of the output end and single-chip microcontroller of the liquid level sensor and speed sensing connects；The infrared distance sensor is two
It is a, it is separately positioned below the rearview mirror of headstock two sides, the infrared beam and vehicle heading of sending are at 30 degree of angles to examine
Sprinkling truck is surveyed at a distance from front pedestrian or cyclist.
As further technical solution, the control module further includes being bi-directionally connected with single-chip microcontroller input and output to input
The operation display board of output control information.
As further technical solution, the execution module further includes the inverter being electrically connected with frequency converter, with monolithic
First amplifying circuit of machine output end connection, the voice module that connect with the first amplifying circuit, the inverter is by direct current energy
It is converted to exchange and supplies electricity to frequency converter and water pump power supply, the voice module issues voice prompting.
The control module is a single-chip microcontroller and an operation display board.Single-chip microcontroller judges whether to need according to the actual situation
It adjusts hydraulic pressure and flow and voice prompting is issued to driver, and export control signal.The hydraulic pressure sensor, liquid level pass
Sensor, flow sensor, camera, infrared distance sensor and vehicle speed sensor signal output end respectively at the single-chip microcontroller
The connection of input terminal P0.0, P0.1, P0.2, P0.3, P0.4, P0.5 serial ports.The signal output end of the control module is held with described
The connection of row module.The effect of operation display board includes: the control signals such as (1) input hydraulic pressure, flow, directly controls execution module work
Make.(2) height of water level in water tank, water pressure in hydraulic giant pipeline, the uninterrupted of water, vehicle driving speed in hydraulic giant pipeline are shown
Degree and vehicle front road pedestrian or cyclist information such as at a distance from sprinkling truck on both sides of the road.Operation display board passes through single-chip microcontroller
P0.6 serial ports carry out input and output be bi-directionally connected.
The signal synthesis that single-chip microcontroller obtains the signal acquisition module judges that processing method is as follows: (1) being passed according to liquid level
Height of water level information in the water tank of sensor acquisition, calculates surplus water, and push away according to sprinkling truck normal flow, calculates remaining water
Measure the distance that can still spray.(2) it is sprayed according to the travel speed high low signal on the sprinkling truck of vehicle speed sensor acquisition and road surface standard
The amount of spilling calculates uninterrupted signal, and speed more high flow capacity is bigger, to guarantee that road surface spraying amount is constant.And control signal is exported, it adjusts
Economize on electricity magnet valve door opening size.(3) whether pedestrian or cyclist are first had according to camera detection road on both sides of the road.If there is pedestrian or
Cyclist, then distance of the sprinkling truck away from pedestrian or cyclist is detected by infrared distance sensor.Last single-chip microcontroller is according to distance
Size calculates hydraulic giant range, avoids being sprayed onto pedestrian, and output a control signal to frequency converter, changes water pump electricity by frequency converter
The revolving speed of machine changes hydraulic giant range.
The execution module includes: the first amplifying circuit, the second amplifying circuit, voice module, inverter, frequency converter, water
Pump motor, electromagnetic valve, the amplifying circuit effect is the control signal amplification control module output, and drives voice mould
Block, frequency converter and electromagnetic valve work.The voice module effect includes: (1) when high water tank is lower, prompts driver's water
Case liquid level.(2) driver is prompted to pay attention to avoiding when detecting pedestrian or cyclist.
As further technical solution, optionally, the liquid level sensor, the present invention uses model column oil level
Sensor is arranged inside water tank, for the height of water level in real-time water tank.Optionally, the hydraulic pressure sensor, the present invention adopt
With the hydraulic pressure sensor of model SIN-P300, it is arranged in hydraulic giant pipe, for acquiring the pressure size of water in hydraulic giant pipe in real time.
Optionally, the flow sensor, the present invention use output signal for the turbine flow transducer of pulse signal, are arranged in hydraulic giant
In pipe, for acquiring the uninterrupted of water in hydraulic giant pipe in real time.Optionally, the camera, the present invention use model C2-
The moving Object Detection camera of mini is arranged on automobile data recorder, whether has row for real-time vehicle road ahead both sides
People or cyclist.Optionally, the infrared distance sensor, the present invention are sensed using the infrared distance measurement of model SW-LDS50A
Device is arranged in below the rearview mirror of headstock two sides, two infrared distance sensors issue infrared beams all with vehicle heading
At 30 degree of angles, for detecting sprinkling truck at a distance from front pedestrian or cyclist.Optionally, the vehicle speed sensor, this hair
It is bright to use induction wheel speed sensors, it is arranged on the wheel on sprinkling truck, for detecting the driving speed information on sprinkling truck.
As further technical solution, first amplifying circuit includes resistance R1, NPN type triode Q1, fuse
FU, power supply VCC.One end of the resistance R1 is connect with the single-chip microcomputer output P1.7 serial ports, the other end and the NPN type three
The base stage of pole pipe Q1 connects.The collector of the NPN type triode Q1 accesses the power supply VCC, the NPN by fuse FU
The transmitter of type triode Q1 is grounded after connecting with the speech player LS.
As further technical solution, second amplifying circuit includes resistance R2, NPN type triode Q2, fuse
FU, power supply VCC；One end of the resistance R2 is connect with the single-chip microcomputer output P1.0 serial ports, the other end and the NPN type three
The base stage of pole pipe Q2 connects；The collector of the NPN type triode Q2 accesses the power supply VCC, the NPN by fuse FU
The transmitter of type triode Q2 is grounded after connecting with the electromagnetic valve motor M1.
As further technical solution, described frequency converter one end is connect with the single-chip microcontroller P1.2 serial ports, other end string
It is grounded after joining the pump motor M2；The single-chip microcontroller exports control signal by pulse-width modulation method, controls solenoid valve
Door motor M1 work, and then the aperture of electromagnetic valve for adjusting door changes sprinkling flow；The resistance R1, R2, R3, R4, R5, R6,
The effect of R8, R9, R10 and fuse FU are protection circuits, prevent from damaging component because of overload；The NPN type triode Q1,
The effect of NPN type triode Q2 is that the control signal of P1.7, P1.0 serial ports output to single-chip microcontroller amplifies respectively, to drive
Move the speech player LS and electromagnetic valve motor M1 work；Described in being received when the base stage of NPN type triode Q1, Q2
When the high level signal of single-chip microcontroller P1.7, P1.0 serial ports output, NPN type triode conducting, electric current can be flowed to from collector at this time
Emitter；The single-chip microcontroller exports frequency converter pulse control signal, control frequency converter work by P1.2 serial ports；The frequency converter
By the inverter power supply, frequency converter changes the revolving speed of pump motor M2, and then changes hydraulic pressure.
Its operating mode is as follows:
Liquid level prompt: liquid level sensor acquires the height of water level in spraying car water tank in real time, and single-chip microcontroller is high according to water level in water tank
Degree, in conjunction with road unit mileage standard fountain height, calculating remaining water can estimated sprinkling distance.It is surplus according to thinking to set
Remaining distance reminds threshold value, and when a threshold is reached, single-chip microcontroller P1.1 serial ports exports high-level control signal to voice module, issues language
Sound prompt.This process can avoid anhydrous sprinkling, but water source is replenished in time in driver.
Variable spray: vehicle speed sensor detect sprinkling truck driving speed information, single-chip microcontroller according to Vehicle Speed, and
Road unit mileage standard fountain height calculates the flow theory value size of water in hydraulic giant pipe.It is adopted in real time in conjunction with flow sensor
The hydraulic giant in-pipe flow amount size of collection, judges whether to reach theoretical value, if do not reached, the P1.2 serial ports of single-chip microcontroller is exported
High-level control signal is to electromagnetic valve.Flow is set to reach theoretical value by control valve size.This process must also be adjusted manually
Section.
This process can realize watering amount according to speed change and change, i.e., when sprinkling truck is run at a low speed, valve openings compared with
Small, watering amount is smaller；When sprinkling truck is run at high speed, valve openings are larger, and watering amount is larger.In vehicle turning or in crowded vehicle
When road surface is run at a low speed, water is saved；The fountain height of guarantor unit's mileage when sprinkling truck is run at high speed reaches cleaning road surface
Purpose.
Range is adjusted: can set hydraulic giant range by operation display board according to lane width before starting.In sprinkling process
In, vehicle-mounted camera acquires whether vehicle road ahead both sides have pedestrian or cyclist's information in real time, if having detected pedestrian
Or cyclist's information, single-chip microcontroller P0.4 then export control signal, driving infrared distance sensor work is sensed by infrared distance measurement
Device detects sprinkling truck at a distance from front pedestrian or cyclist.The P0.4 serial ports that the signal passes through single-chip microcontroller again is input to single-chip microcontroller
In, single-chip microcontroller calculates hydraulic giant range theoretical value according to apart from size, and is output a control signal to by the P1.0 serial ports of single-chip microcontroller
Frequency converter is changed the revolving speed of pump motor by frequency converter, and then changes the range of hydraulic giant, avoids being sprayed onto pedestrian or cycling
People.Hydraulic giant range can also manually change.
Claims (8)
1. a kind of sprinkling truck variable spray system, it is characterised in that: including signal acquisition module, control module and execution module；
The control module includes at least a single-chip microcontroller；
The execution module includes that water pump at water outlet of water tank is arranged in, the hydraulic giant pipe that is connected to pump motor water outlet, sets
It sets the electromagnetic valve on hydraulic giant pipe, be electrically connected the second amplifying circuit and water to drive electromagnetic valve to work with electromagnetic valve
Pump electrical connection is to control the pump motor of water pump water outlet, be electrically connected with pump motor to change pump motor revolving speed to change out
The frequency converter of water-jet journey；
The signal acquisition module includes at least hydraulic pressure sensor, flow sensor, infrared distance sensor, vehicle-mounted camera,
The hydraulic pressure sensor and flow sensor are arranged in hydraulic giant pipe, acquire the pressure size and stream of water in hydraulic giant pipe in real time respectively
Measure size；Whether vehicle-mounted camera is set has pedestrian or cyclist on automobile data recorder with real-time vehicle road ahead both sides；It is red
Outer distance measuring sensor is arranged in below headstock rearview mirror to detect sprinkling truck at a distance from front pedestrian or cyclist；
The signal of hydraulic pressure sensor, flow sensor, infrared distance sensor, vehicle-mounted camera in the signal acquisition module
Output end is connect with the input terminal of the single-chip microcontroller, sends the information of acquisition to single-chip microcontroller；The single-chip microcontroller receives and processes
The information that signal acquisition module acquisition uploads, then output control information sends execution module to；In the execution module
Control signal amplification and drive magnetic valve door work of the output end of the one amplifying circuit and single-chip microcontroller connection single-chip microcontroller is exported,
The output end of frequency converter and single-chip microcontroller in execution module is connected to adjust the revolving speed of pump motor.
2. variable spray system in sprinkling truck as described in claim 1, it is characterised in that: the signal acquisition module further includes setting
Watering garage is detected on sprinkling truck wheel with the liquid level sensor of height of water level in real-time water tank and setting inside water tank
The vehicle speed sensor of velocity information is sailed, the input terminal of the output end and single-chip microcontroller of the liquid level sensor and speed sensing connects；
The infrared distance sensor is two, is separately positioned below the rearview mirror of headstock two sides, the infrared beam and vehicle of sending
Driving direction is at 30 degree of angles to detect sprinkling truck at a distance from front pedestrian or cyclist.
3. variable spray system in sprinkling truck as claimed in claim 2, it is characterised in that: the control module further includes and single-chip microcontroller
Input and output are bi-directionally connected with the operation display board of input and output control information.
4. variable spray system in sprinkling truck as claimed in claim 3, it is characterised in that: the execution module further includes and frequency converter
The inverter of electrical connection, the first amplifying circuit being connect with single-chip microcomputer output, the voice module being connect with the first amplifying circuit,
Direct current energy is converted to exchange and supplies electricity to frequency converter and water pump power supply by the inverter, and the voice module issues voice prompting.
5. variable spray system in sprinkling truck as claimed in claim 4, it is characterised in that: the liquid level sensor is column oil level
Sensor, hydraulic pressure sensor are the hydraulic pressure sensor of SIN-P300, and flow sensor is the turbine flow transducer of pulse signal,
Vehicle-mounted camera is the moving Object Detection camera of C2-mini, and the infrared distance measurement that infrared distance sensor is SW-LDS50A passes
Sensor, vehicle speed sensor are induction wheel speed sensors, and voice module is the Waveshare speech player of WM8960
LS, pump motor are the self priming centrifugal pump of 65QZ40, and frequency converter is high-performance vector frequency converter, electromagnetic valve Q911F-
The electronic three-flat ball valve of 16P, inverter use the high-power power frequency inverter of 11kw or more.
6. variable spray system in sprinkling truck as claimed in claim 5, it is characterised in that: first amplifying circuit includes resistance
R1, NPN type triode Q1, fuse FU, power supply VCC；One end of the resistance R1 and the single-chip microcomputer output P1.7 serial ports
Connection, the other end are connect with the base stage of the NPN type triode Q1；The collector of the NPN type triode Q1 passes through fuse
FU accesses the power supply VCC, and the transmitter of the NPN type triode Q1 is grounded after connecting with the speech player LS.
7. variable spray system in sprinkling truck as claimed in claim 6, it is characterised in that: second amplifying circuit includes resistance
R2, NPN type triode Q2, fuse FU, power supply VCC；One end of the resistance R2 and the single-chip microcomputer output P1.0 serial ports
Connection, the other end are connect with the base stage of the NPN type triode Q2；The collector of the NPN type triode Q2 passes through fuse
FU accesses the power supply VCC, and the transmitter of the NPN type triode Q2 is grounded after connecting with the electromagnetic valve motor M1.
8. variable spray system in sprinkling truck as claimed in claim 7, it is characterised in that: described frequency converter one end and the single-chip microcontroller
P1.2 serial ports connects, and is grounded after the other end series connection pump motor M2；The single-chip microcontroller is defeated by pulse-width modulation method
Control signal, control electromagnetic valve motor M1 work, and then the aperture of electromagnetic valve for adjusting door out to change sprinkling flow；It is described
NPN type triode Q1, NPN type triode Q2 are that the control signal of P1.7, P1.0 serial ports output to single-chip microcontroller is put respectively
Greatly to drive the speech player LS and electromagnetic valve motor M1 to work；When the base stage of NPN type triode Q1, Q2 receives
To single-chip microcontroller P1.7, P1.0 serial ports export high level signal when, NPN type triode conducting, electric current can be from current collection at this time
Pole flows to emitter；The single-chip microcontroller exports frequency converter pulse control signal, control frequency converter work by P1.2 serial ports；It is described
For frequency converter by the inverter power supply, frequency converter changes the revolving speed of pump motor M2, and then changes hydraulic pressure.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110226581A (en) * | 2019-07-11 | 2019-09-13 | 南京林业大学 | A kind of ground machine application operation remote monitoring system |
| CN111515047A (en) * | 2020-05-07 | 2020-08-11 | 福建龙马环卫装备股份有限公司 | Intelligent control method for operation mode of sprinkler |
| CN113419477A (en) * | 2021-07-13 | 2021-09-21 | 厦门狄耐克智能科技股份有限公司 | Intelligent watering device based on vehicle speed and control method and system thereof |
| CN113439734A (en) * | 2021-08-06 | 2021-09-28 | 中国农业大学 | Pesticide spraying vehicle and pesticide spraying method |
| CN114427208A (en) * | 2022-01-29 | 2022-05-03 | 中国重汽集团济南专用车有限公司 | Intelligent watering cart |
| CN114545798A (en) * | 2022-02-19 | 2022-05-27 | 江阴市晶磁电子有限公司 | Parallel control system based on image recognition |
| CN114837928A (en) * | 2022-04-25 | 2022-08-02 | 北京中安锐盾科技发展有限公司 | Fire control is with long-range water pump system of high pressure |
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| CN110226581A (en) * | 2019-07-11 | 2019-09-13 | 南京林业大学 | A kind of ground machine application operation remote monitoring system |
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| CN113439734A (en) * | 2021-08-06 | 2021-09-28 | 中国农业大学 | Pesticide spraying vehicle and pesticide spraying method |
| CN114427208A (en) * | 2022-01-29 | 2022-05-03 | 中国重汽集团济南专用车有限公司 | Intelligent watering cart |
| CN114545798A (en) * | 2022-02-19 | 2022-05-27 | 江阴市晶磁电子有限公司 | Parallel control system based on image recognition |
| CN114837928A (en) * | 2022-04-25 | 2022-08-02 | 北京中安锐盾科技发展有限公司 | Fire control is with long-range water pump system of high pressure |
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