CN108797489B - Control system and method for sweeper high pressure water circuit intelligent protection water segregator - Google Patents
Control system and method for sweeper high pressure water circuit intelligent protection water segregator Download PDFInfo
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- CN108797489B CN108797489B CN201810645201.5A CN201810645201A CN108797489B CN 108797489 B CN108797489 B CN 108797489B CN 201810645201 A CN201810645201 A CN 201810645201A CN 108797489 B CN108797489 B CN 108797489B
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/10—Hydraulically loosening or dislodging undesirable matter; Raking or scraping apparatus ; Removing liquids or semi-liquids e.g., absorbing water, sliding-off mud
- E01H1/101—Hydraulic loosening or dislodging, combined or not with mechanical loosening or dislodging, e.g. road washing machines with brushes or wipers
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/003—Upkeep of road sides along the pavement, for instance cleaning devices particularly for side strips
Abstract
The invention discloses a kind of control systems and method for sweeper high pressure water circuit intelligent protection water segregator, select high pressure water circuit work pattern, output CAN signal to controller by preceding operation module and tail operation module；Controller output control signals to after logical process spray boom to the signal that receives and sprays water with high pressure control circuit; by spray boom spray water with high pressure control circuit control left spray boom spray water solenoid valve, right spray boom spray water solenoid valve, suction nozzle spray boom spray water solenoid valve obtain it is electric; it is obtained by high pressure water off-load valve controling circuit control high pressure water unloading valve electric; to make cylinder work, shunt valve protection is completed.Each output of controller of the invention can carry out corresponding shunt valve defencive function with off-load, solve the problems, such as that off-load cannot be controlled individually and impact when Air Valve Control shunt valve moment open and close.
Description
Technical field
The present invention relates to a kind of control systems, and in particular to a kind of for sweeper high pressure water circuit intelligent protection water segregator
Control system and method.
Background technique
Sweeper use brush and high-pressure sewer flushing vehicle combination, may be implemented in one-stop operation complete wash sweep, high pressure
Cleaning and the functions such as rubbish, the collection of sewage, road cleaning, road surface are scrubbed, high-pressure wash, kerbstone are scrubbed, are sprayed, is self-cleaning.
High pressure water circuit system is the main force rinsed to road cleaning, and the condition of high pressure washing is: filtered water tank liquid level do not alarm, high-pressure hydraulic pump
Clutch work.Existing high-pressure hydraulic pump unloading function is all to carry out off-load processing by diode when being exported by PLC, is deposited
It cannot individually be controlled in off-load, and the problem of impact when Air Valve Control shunt valve moment open and close.Also, it is existing
High pressure water circuit water segregator when there is nibs, easily there is water segregator explosion.
Summary of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the present invention provides one kind to be used for the intelligent protection of sweeper high pressure water circuit
The control system and method for water segregator, with left spray boom water spray, right spray boom is shown, suction nozzle spray boom is shown, self-cleaning and spraying function,
And each output of controller can carry out corresponding shunt valve defencive function with off-load, solve off-load cannot individually control with
And the problem of impact when Air Valve Control shunt valve moment open and close.
The technical scheme adopted by the invention is that:
A kind of control system for sweeper high pressure water circuit intelligent protection water segregator, the system include preceding operation module,
Tail operation module, controller, spray boom spray water with high pressure control circuit and high pressure water off-load valve controling circuit；The preceding operation module and
Tail operation module passes through CAN bus respectively and the input terminal of controller connects, and for selecting high pressure water circuit work pattern, exports
CAN signal is to controller；The controller outputs control signals to spray boom high pressure after carrying out logical process to the signal received
Spray water control circuit, by spray boom spray water with high pressure control circuit control left spray boom spray water solenoid valve, right spray boom spray water solenoid valve, inhale
Mouth spray boom water spray solenoid valve obtain it is electric, by high pressure water off-load valve controling circuit control high pressure water unloading valve obtain it is electric, to make cylinder
It works, completes shunt valve protection.
Further, the spray boom spray water with high pressure control circuit include left spray boom water spray air valve valve insert, right spray boom water spray gas
Valve valve is inserted, high pressure water off-load air valve valve is inserted, left spray boom water spray solenoid valve, right spray boom water spray solenoid valve, suction nozzle spray boom water spray electromagnetism
Valve, left spray boom water spray diode, right spray boom water spray diode and high pressure water off-load diode, the output end of controller and left spray boom
Air valve valve of spraying water is inserted, right spray boom water spray air valve valve is slotting, high pressure water off-load air valve valve inserts connection, and left spray boom water spray air valve valve is inserted and the right side
Spray boom spray water air valve valve insert it is electric after, obtain left spray boom water spray harness and right spray boom water spray harness electric, pass through left spray boom water spray two
Pole pipe, right spray boom water spray diode give the water spray harness line power supply of suction nozzle spray boom respectively, make left spray boom water spray solenoid valve, right water spray electricity
Magnet valve, suction nozzle water spray solenoid valve obtain electric, connect with left spray boom water spray solenoid valve, right water spray solenoid valve, suction nozzle water spray solenoid valve
Cylinder is started to work.
Further, the high pressure water off-load valve controling circuit includes rear spray solenoid valve, automatically cleaning solenoid valve, high pressure water
Off-load solenoid valve, rear spray lance diode, self-cleaning diode and third gear from locking switch, third gear from locking switch get to it is spraying or
After person is self-cleaning, obtain spray solenoid valve or automatically cleaning solenoid valve electric, rear spray solenoid valve, automatically cleaning solenoid valve pass through rear spray lance
Diode, self-cleaning diode give high pressure water unloading valve to power respectively, so that the cylinder connecting with high pressure water unloading valve be made to carry out work
Make.
Further, the controller is also connected with several water level sensors, when the signal of water level sensor acquisition is super
When crossing the threshold value of setting, controller cutoff high water pump power closes high pressure water circuit operation.
It, should using the control method of the control system as described above for sweeper high pressure water circuit intelligent protection water segregator
Method the following steps are included:
High pressure water circuit work pattern is selected by preceding operation module or tail operation module, and exports CAN signal to controller；
After controller carries out logical process to the signal received, outputs control signals to left spray boom water spray air valve valve and insert
And/or right spray boom water spray air valve valve is inserted, left spray boom water spray air valve valve is inserted and/or right spray boom water spray air valve valve is inserted electric, makes left spray
Bar water spray harness and/or right spray boom water spray harness obtain electric, pass through spray water diode and/or right spray boom of left spray boom and spray water diode
The water spray harness line power supply of suction nozzle spray boom is given, suction nozzle water spray solenoid valve, left spray boom water spray solenoid valve and/or right water spray solenoid valve are obtained
Electricity, the cylinder connecting with suction nozzle water spray solenoid valve, left spray boom water spray solenoid valve and/or right water spray solenoid valve are started to work；
Third gear gets to spraying or self-cleaning gear from locking switch, obtains spray solenoid valve or automatically cleaning solenoid valve electric, rear to spray
Mist solenoid valve, automatically cleaning solenoid valve give high pressure water unloading valve to power respectively by rear spray lance diode, self-cleaning diode, thus
So that the cylinder connecting with high pressure water unloading valve is worked, completes shunt valve protection.
Further, the high pressure water circuit work pattern includes that the mode of sweeping is washed on a left side, the mode of sweeping is washed on the right side, washes the mode of sweeping, a left side entirely
Cleaning model, right cleaning model and full cleaning model.
Further, when selection " mode of sweeping is washed on a left side " or " mode of sweeping is washed on a left side " is opened, controller outputs control signals to a left side
Spray boom is sprayed water, and air valve valve is slotting, and left spray boom water spray air valve valve is inserted electric, obtains its left spray boom water spray harness electric, is sprayed water by left spray boom
Diode gives the water spray harness power supply of suction nozzle spray boom, so that it is electric to obtain left spray boom water spray solenoid valve, suction nozzle water spray solenoid valve, with suction nozzle
The cylinder that solenoid valve, left spray boom water spray solenoid valve connect of spraying water is started to work；Third gear got to respectively from locking switch it is spraying or
After self-cleaning shelves, obtain spray solenoid valve, automatically cleaning solenoid valve electric, rear spray solenoid valve, automatically cleaning solenoid valve pass through rear spray lance
The self-cleaning diode of diode gives high pressure water unloading valve to power respectively, so that the cylinder connecting with high pressure water unloading valve be made to carry out work
Make；It is late that electric 2s, completion shunt valve are protected that left spray boom water spray solenoid valve, suction nozzle water spray solenoid valve obtain electric high pressure water unloading valve later
Shield.
Further, when selection " mode of sweeping is washed on the right side " or " right cleaning model " is opened, controller outputs control signals to the right side
Spray boom is sprayed water, and air valve valve is slotting, and right spray boom water spray air valve valve is inserted electric, obtains its right spray boom water spray harness electric, is sprayed water by right spray boom
Diode gives the water spray harness power supply of suction nozzle spray boom, so that it is electric to obtain right spray boom water spray solenoid valve, suction nozzle water spray solenoid valve, with suction nozzle
The cylinder that solenoid valve, right water spray solenoid valve connect of spraying water is started to work；Third gear is got to spraying or self-cleaning respectively from locking switch
After shelves, obtain spray solenoid valve, automatically cleaning solenoid valve electric, rear spray solenoid valve, automatically cleaning solenoid valve pass through rear two pole of spray lance
It manages self-cleaning diode to power to high pressure water unloading valve respectively, so that the cylinder connecting with high pressure water unloading valve be made to work；It is right
Spray boom water spray solenoid valve, suction nozzle water spray solenoid valve obtain it is electric after high pressure water unloading valve it is late electric 2s, complete shunt valve protection.
Further, when selection " washing the mode of sweeping entirely " or " full cleaning model " is opened, controller output signal to left spray boom
Air valve valve of spraying water is inserted and right spray boom water spray air valve valve is inserted, and left spray boom water spray air valve valve is inserted, right spray boom water spray air valve valve is inserted electric, is made
Left spray boom water spray harness, right spray boom water spray harness obtain electric, are then sprayed water diode point by spray water diode, right spray boom of left spray boom
Not Gei the water spray harness power supply of suction nozzle spray boom, so that left spray boom water spray solenoid valve, right water spray solenoid valve, suction nozzle solenoid valve of spraying water be made to obtain
Electricity, the cylinder connecting with suction nozzle water spray solenoid valve, left spray boom water spray solenoid valve and right water spray solenoid valve are started to work；Third gear is self-locking
After fixed switch gets to spraying or self-cleaning shelves respectively, obtain spray solenoid valve, automatically cleaning solenoid valve electric, rear spray solenoid valve, from
Cleaning solenoid valve gives high pressure water unloading valve to power respectively by the rear self-cleaning diode of spray lance diode, to make to unload with high pressure water
The cylinder of lotus valve connection works；Left spray boom water spray solenoid valve, right spray boom water spray solenoid valve, suction nozzle water spray solenoid valve obtain it is electric it
High pressure water unloading valve is late that electric 2s, completion shunt valve are protected afterwards.
Further, when high pressure water circuit work pattern is closed, high pressure water off-load solenoid valve shifts to an earlier date 2s power-off, makes off-load cylinder
Movement is completed after releasing in advance, and suction nozzle water spray solenoid valve, left spray boom water spray solenoid valve and right three road of water spray solenoid valve electricity are just closed
Magnet valve.
Compared with prior art, the beneficial effects of the present invention are:
(1) present invention selects high pressure water circuit work pattern by preceding operation module or tail operation module, and output CAN signal is extremely
Controller, controller, which carries out outputing control signals to air valve valve after logical process, to be inserted, and is passed through air valve valve and is inserted the dynamic of control solenoid valve
It exports, solenoid valve obtains electric exhaust hood and will act, and controls shunt valve by cylinder, each output of controller can be with off-load
Carry out corresponding shunt valve defencive function；
(2) present invention is inserted and right spray boom by outputing signal to left spray boom water spray air valve valve after controller progress logical process
Spray water air valve valve insert so that left spray boom water spray solenoid valve, right spray boom water spray solenoid valve, suction nozzle water spray solenoid valve obtain it is electric after, lead to
It crosses third gear and is obtained from locking switch control high pressure water unloading valve electric, when work pattern is opened, left spray boom is sprayed water solenoid valve, right spray boom
Water spray solenoid valve, suction nozzle water spray solenoid valve obtain it is electric after high pressure water unloading valve it is late electric 2s, complete shunt valve protection；Work pattern
When closing, high pressure water unloading valve can shift to an earlier date 2s power-off, complete off-load cylinder movement after releasing in advance, just close left spray boom water spray
Solenoid valve, right spray boom water spray solenoid valve, suction nozzle water spray solenoid valve, complete shunt valve protection；Effectively raise the property of sweeper
Can, sweeper associated components are protected, make sweeper system more perfect.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is the control system overall structure block diagram for sweeper high pressure water circuit intelligent protection water segregator；
Fig. 2 is that spray boom sprays water with high pressure the circuit diagram of control circuit and high pressure water off-load valve controling circuit；
Fig. 3 is that spray boom sprays water with high pressure the circuit theory graph parameter detailed map of control circuit and high pressure water off-load valve controling circuit
Table.
Specific embodiment
The invention will be further described with embodiment with reference to the accompanying drawing.
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
As background technique is introduced, existing high pressure water circuit device is by long-term statistics after sale, existing water segregator
When there is nibs, easily there is the deficiency of water segregator explosion, in order to solve technical problem as above, the application is proposed
A kind of control system and method for sweeper high pressure water circuit intelligent protection water segregator, the system are automatically controlled based on sweeper
A part of system has protective effect mainly for the water segregator of high-pressure hydraulic pump and high-pressure hydraulic pump end；High-pressure hydraulic pump uses
Internationally renowned brand type plunger pump, flow is suitable, and pressure is high, and maximum pressure reaches 10MPa；High-pressure cleaning system by high-pressure hydraulic pump and
The composition such as arrangement of clutch, high pressure water pipeline, spray boom, dustbin self-cleaning device, spraying device, manual cleaning device, filtered water tank；
Normal engine operation revolving speed is 800r/min；The power of assistant engine passes to high-pressure hydraulic pump by belt, in belt
Pneumatic gear clutch is equipped at the driving wheel of transmission, when sweeper is to sweep road mode operations, when not needing high pressure water, cutting is high
Water pump power avoids high-pressure hydraulic pump lost motion, when the alarm signals such as water level sensor enter controller also can but broken height pressure
Water pump power closes job initiation function, achievees the effect that protect whole system.
As shown in Figure 1, this application provides a kind of control system for sweeper high pressure water circuit intelligent protection water segregator,
The system includes that preceding operation module, tail operation module, controller, spray boom spray water with high pressure control circuit and the control of high pressure water unloading valve
Circuit.The preceding operation module and tail operation module pass through CAN bus respectively and the input terminal of controller connects, and pass through preceding operation
Module or tail operation module input CAN signal to controller, after controller receives CAN signal, carry out logical process, output letter
Number to air valve valve insert, the air valve valve insert the movement for controlling solenoid valve output.Preceding operating case or tail operating case get to phase
It just will start shunt valve protection under the high pressure water circuit mode answered.The control of shunt valve is controlled by cylinder, the control of cylinder
System is that controller passes through logical operation by the slotting control air valve solenoid valve of air valve valve.Solenoid valve obtains electric exhaust hood and will act.
As Figure 2-3, the spray boom control circuit that sprays water with high pressure includes that left spray boom water spray air valve valve inserts Q19, right spray boom
Air valve valve of spraying water inserts Q20, high pressure water off-load air valve valve inserts Q21, left spray boom water spray solenoid valve YV19, right spray boom water spray solenoid valve
YV20, suction nozzle spray boom water spray solenoid valve YV21, left spray boom water spray diode D12, right spray boom water spray diode D13 and high pressure water unload
Lotus diode D14, the output end of controller inserts Q19 with left spray boom water spray air valve valve respectively, right spray boom water spray air valve valve inserts Q20,
High pressure water off-load air valve valve inserts Q21 connection, and the left spray boom water spray air valve valve inserts Q19 and passes through left spray boom water spray harness 19 and left spray
Bar water spray solenoid valve YV19 connection, right spray boom water spray air valve valve insert Q20 and pass through the water spray connection of harness 20 of right spray boom, the high pressure water
Off-load air valve valve is inserted Q21 and is connect by high pressure water off-load harness with the anode of high pressure water off-load diode D14；The left spray boom spray
The anode of water diode D12 is connect with left spray boom water spray harness 19, the anode and right spray boom of the right spray boom water spray diode D13
Harness 20 of spraying water connects, and the cathode of the left spray boom water spray diode D12 and right spray boom water spray diode D13 pass through suction nozzle respectively
Spray boom water spray harness 21 is connect with suction nozzle spray boom water spray solenoid valve YV21；Left spray boom water spray air valve valve inserts Q19, right spray boom water spray gas
Valve valve inserts Q20, high pressure water off-load air valve valve is inserted Q21 and connect respectively with cylinder, and left spray boom water spray air valve valve inserts Q19, the spray of right spray boom
Aqueous vapor valve valve inserts Q20, high pressure water off-load air valve valve insert Q21 obtain it is electric after corresponding cylinder will act, divide water by cylinder control
Valve.
The spray boom sprays water with high pressure the course of work of control circuit are as follows: controller output signal to left spray boom water spray air valve valve is inserted
Q19 and/or right spray boom water spray air valve valve insert Q20, and left spray boom water spray air valve valve inserts Q19 and/or right spray boom water spray air valve valve is inserted
Q20 obtain it is electric, make left spray boom water spray harness 19 and/or right spray boom water spray harness 20 it is electric, then sprayed water diode by left spray boom
D12 and/or right spray boom water spray diode D13 gives water spray 21 line of the harness power supply of suction nozzle spray boom respectively, to make left spray boom water spray electricity
Magnet valve YV19 and/or right water spray solenoid valve YV20, suction nozzle water spray solenoid valve YV21 obtain it is electric, with left spray boom spray water solenoid valve YV19
And/or the cylinder of right water spray solenoid valve YV20, suction nozzle water spray solenoid valve YV21 connection are started to work.
As shown in Fig. 2, the high pressure water off-load valve controling circuit includes rear spray solenoid valve YV24, automatically cleaning solenoid valve
YV25, high pressure water off-load solenoid valve YV26, rear spray lance diode D15, self-cleaning diode D16 and third gear are from locking switch
SA20, harness 24 and rear spray solenoid valve YV24 connect by spraying after the third gear passes through from the spray switch gear of locking switch SA20
It connects, the third gear is connect by self-cleaning harness 25 with automatically cleaning solenoid valve YV25 from the self-cleaning switch gear of locking switch SA20, institute
The anode for stating rear spray lance diode D15 is connect with rear harness 24 by spraying, the anode and self-cleaning harness of the self-cleaning diode D16
The cathode of 25 connections, high pressure water off-load diode D14, rear spray lance diode D15 and self-cleaning diode D16 pass through height respectively
Pressure water off-load harness is connect with high pressure water off-load solenoid valve YV26, the spray solenoid valve YV24 afterwards, automatically cleaning solenoid valve YV25,
High pressure water off-load solenoid valve YV26 is connect with cylinder respectively, and rear spray solenoid valve YV24, automatically cleaning solenoid valve YV25, high pressure water unload
Charged magnet valve YV26 obtain it is electric after corresponding cylinder will act, shunt valve is controlled by cylinder.When needing atomizing de-dusting, it can open
Spraying device carries out atomizing de-dusting operation；In addition to spraying function is there are also dustbin self-cleaning function, which is self-locking by third gear
Surely switch SA20 is directly controlled；Recommend to beat when playing the two movements to carry out relevant operation under job initiation mode, can also play
Protect the effect of shunt valve.
The course of work of the high pressure water off-load valve controling circuit are as follows: spraying, self-cleaning movement is by third gear from locking switch
SA20 is directly controlled, and SA20 is a third gear lockup switch, and switch is got to by spraying respectively or makes spray solenoid valve after self-cleaning
YV24, automatically cleaning solenoid valve YV25 obtain it is electric, rear spray solenoid valve YV24, automatically cleaning solenoid valve YV25 pass through rear spray lance diode
D15, self-cleaning diode D16 give high pressure water unloading valve YV26 to power respectively, so that cylinder be made to be acted.
In the present embodiment, the preceding operation module uses SPX-JSCZ--ZT5160TXS3-DIS type operating case, described
Tail operation module uses SPX-WDKX--ZT5160TXS3-DIS type operating case, which uses prior art construction, at this
It is repeated no more in application.
In the present embodiment, the controller is also connected with several water level sensors, when alarm signals such as water level sensors
Number enter controller also can but broken height water pump power, close job initiation function, achieve the effect that protect whole system.
The control system for sweeper high pressure water circuit intelligent protection water segregator that the embodiment of the present invention proposes, passes through preceding behaviour
Make module or tail operation module selection high pressure water circuit work pattern, output CAN signal to controller, controller carry out logical process
Output control signal afterwards.The job initiation under high pressure water circuit work pattern, when vehicle be in assistant engine car state, do not report
Under the premise of alert signal, job initiation switch is opened.High pressure water circuit work pattern include " mode of sweeping is washed on a left side ", " mode of sweeping is washed on the right side ",
" washing the mode of sweeping entirely ", " left cleaning model ", " right cleaning model " and " full cleaning model " 6 kinds of modes.Six kinds of work patterns
The course of work are as follows:
If opened by preceding operation module or tail operation module selection " mode of sweeping is washed on a left side ", controller carries out logical process
After output control signals to left spray boom water spray air valve valve and insert Q19, left spray boom water spray air valve valve inserts Q19 and obtains electric, makes its left spray boom spray
Waterline beam 19 it is electric, powered by the left spray boom diode D12 that sprays water to suction nozzle spray boom harness 21 of spraying water, so that left spray boom be made to spray
Water solenoid valve YV19, suction nozzle water spray solenoid valve YV21 obtain it is electric, with left spray boom water spray solenoid valve YV19, suction nozzle spray water solenoid valve YV21
The cylinder of connection is started to work；Third gear got to respectively from locking switch SA20 it is spraying or self-cleaning after make spray solenoid valve YV24,
Automatically cleaning solenoid valve YV25 obtain it is electric, rear spray solenoid valve YV24, automatically cleaning solenoid valve YV25 by rear spray lance diode D15,
Self-cleaning diode D16 gives high pressure water unloading valve YV26 to power respectively, so that cylinder be made to be acted；Left spray boom water spray solenoid valve
It is late that electric 2s, completion shunt valve are protected that YV19, suction nozzle water spray solenoid valve YV21 obtain electric high pressure water unloading valve YV26 later." left side is washed
Sweep mode " close when, high pressure water unloading valve YV26 can shift to an earlier date 2s power-off, make off-load cylinder movement complete in advance release after, just pass
Left spray boom water spray solenoid valve YV19, suction nozzle water spray solenoid valve YV21 are closed, shunt valve protection is completed.
If opened by preceding operation module or tail operation module selection " mode of sweeping is washed on the right side ", controller carries out logical process
After output control signals to right spray boom water spray air valve valve and insert Q20, right spray boom water spray air valve valve inserts Q20 and obtains electric, makes its right spray boom spray
Waterline beam 20 it is electric, powered by the right spray boom diode D12 that sprays water to suction nozzle spray boom harness 21 of spraying water, so that right spray boom be made to spray
Water solenoid valve YV19, suction nozzle water spray solenoid valve YV21 obtain it is electric, with right water spray solenoid valve YV20, suction nozzle spray water solenoid valve YV21 connect
Cylinder start to work；Spray solenoid valve YV24 is got to by spraying respectively from locking switch SA20 or made after self-cleaning to third gear, from clearly
Clean solenoid valve YV25 obtains electric, and rear spray solenoid valve YV24, automatically cleaning solenoid valve YV25 pass through rear spray lance diode D15, self-cleaning
Diode D16 gives high pressure water unloading valve YV26 to power respectively, so that cylinder be made to be acted；Right spray boom water spray solenoid valve YV20,
It is late that electric 2s, completion are protected that suction nozzle water spray solenoid valve YV21 obtains electric high pressure water unloading valve YV26 later." mode of sweeping is washed on the right side " closes
When, high pressure water unloading valve YV26 can shift to an earlier date 2s power-off, complete off-load cylinder movement after releasing in advance, just close right spray boom water spray
Solenoid valve YV20, suction nozzle water spray solenoid valve YV21, complete shunt valve protection.
If opened by preceding operation module or tail operation module selection " washing the mode of sweeping entirely ", controller output signal a to left side
Spray boom is sprayed water, and air valve valve inserts Q19, right spray boom water spray air valve valve inserts Q20, left spray boom water spray air valve valve inserts Q19, right spray boom is sprayed water gas
Valve valve insert Q20 obtain it is electric, make left spray boom water spray harness 19, right spray boom water spray harness 20 it is electric, then sprayed water two poles by left spray boom
Pipe D12, right spray boom water spray diode D13 give water spray 21 line of the harness power supply of suction nozzle spray boom respectively, to make left spray boom water spray electromagnetism
Valve YV19, right water spray solenoid valve YV20, suction nozzle water spray solenoid valve YV21 obtain it is electric, with left spray boom spray water solenoid valve YV19, right water spray
Solenoid valve YV20, suction nozzle water spray solenoid valve YV21 connection cylinder start-up operation；Third gear gets to spray from locking switch SA20 respectively
Mist or it is self-cleaning after so that spray solenoid valve YV24, automatically cleaning solenoid valve YV25 is obtained electric, rear spray solenoid valve YV24, automatically cleaning electromagnetism
Valve YV25 gives high pressure water unloading valve YV26 to power respectively by rear spray lance diode D15, self-cleaning diode D16, to make gas
Cylinder is acted；Left spray boom water spray solenoid valve YV19, right water spray solenoid valve YV20, suction nozzle water spray solenoid valve YV21 obtain electric high later
It presses water unloading valve YV26 is late to obtain electric 2s, completes protection.When " washing the mode of sweeping entirely " closes, it is disconnected that high pressure water unloading valve YV26 can shift to an earlier date 2s
Electricity completes off-load cylinder movement after releasing in advance, just close left spray boom water spray solenoid valve YV19, right water spray solenoid valve YV20,
Suction nozzle water spray solenoid valve YV21, completes shunt valve protection.
" left cleaning model ", " right cleaning model " are similar with above-mentioned Three models with " full cleaning model ", mainly sweep disk
The change of movement.
The control system for sweeper high pressure water circuit intelligent protection water segregator that the embodiment of the present invention proposes, left spray boom spray
Water solenoid valve YV19, beating " job initiation ", high pressure water unloading valve YV26 can spray right spray boom water spray solenoid valve YV20 than left spray boom afterwards
Water solenoid valve YV19, right spray boom water spray solenoid valve YV20, suction nozzle water spray solenoid valve YV211 three-way electromagnetic valve it is late electric 2 seconds from
And after the completion of making other movements, high pressure water off-load solenoid valve YV26 obtains electric, off-load cylinder withdrawal, execution；" operation stopping "
When high pressure water off-load solenoid valve YV26 can shift to an earlier date 2s power-off, complete off-load cylinder movement after releasing in advance, just close left spray boom
Water spray solenoid valve YV19, right spray boom water spray solenoid valve YV20, suction nozzle water spray solenoid valve YV211 three-way electromagnetic valve.Period beats correlation
All the access of water segregator can be kept to be not up to the case where building the pressure power when movement, to reach the effect of a compensator or trimmer pressure
Fruit protects water segregator.
Control system proposed by the present invention for sweeper high pressure water circuit intelligent protection water segregator have left spray boom water spray,
Right spray boom is shown, suction nozzle spray boom is shown, self-cleaning and spraying function, and each output of controller can be divided accordingly with off-load
Water valve defencive function can be carried out effectively off-load protection under " high pressure water circuit job initiation " state, " wash entirely in opening and sweep mould
Formula ", " mode of sweeping is washed on a left side ", " mode of sweeping is washed on the right side " or high pressure water circuit acts when " cleaning model " when, can all generate off-load delay
2S effectively raises the performance of sweeper, protects sweeper associated components, makes sweeper system more perfect.And it is high
There is safer safeguard measure in pressure water route, and such as hydraulic fluid leak, filtered water tank water level is low, foul water tank is full, engine oil pressure
The low, signals such as engine water temperature is high and astern signal can all allow job initiation to close, and have the function that stoppage protection.
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not protects model to the present invention
The limitation enclosed, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within protection scope of the present invention.
Claims (10)
1. a kind of control system for sweeper high pressure water circuit intelligent protection water segregator, characterized in that the system includes preceding behaviour
Make module, tail operation module, controller, spray boom to spray water with high pressure control circuit and high pressure water off-load valve controling circuit；Behaviour before described
Make module and tail operation module passes through CAN bus respectively and the input terminal of controller connects, for selecting high pressure water circuit operation mould
Formula, output CAN signal to controller；The controller outputs control signals to spray after carrying out logical process to the signal received
Bar sprays water with high pressure control circuit, controls spray water solenoid valve, right spray boom of left spray boom by the spray boom control circuit that sprays water with high pressure and sprays water electricity
Magnet valve, suction nozzle spray boom water spray solenoid valve obtain it is electric, by high pressure water off-load valve controling circuit control high pressure water unloading valve obtain it is electric, thus
So that cylinder is worked, completes shunt valve protection.
2. the control system according to claim 1 for sweeper high pressure water circuit intelligent protection water segregator, characterized in that
The spray boom control circuit that sprays water with high pressure includes that left spray boom water spray air valve valve is inserted, right spray boom water spray air valve valve is inserted, high pressure water off-load
Air valve valve is inserted, left spray boom water spray solenoid valve, right spray boom water spray solenoid valve, suction nozzle spray boom water spray solenoid valve, left spray boom are sprayed water two poles
Pipe, right spray boom water spray diode and high pressure water off-load diode, the output end of controller and left spray boom water spray air valve valve insert, right spray
Bar is sprayed water, and air valve valve is inserted, high pressure water off-load air valve valve inserts connection, and left spray boom water spray air valve valve is inserted and right spray boom water spray air valve valve is inserted
It is electric after, obtain left spray boom water spray harness and right spray boom water spray harness electric, pass through left spray boom and spray water diode, right spray boom water spray two
Pole pipe gives the water spray harness line power supply of suction nozzle spray boom respectively, makes left spray boom water spray solenoid valve, right water spray solenoid valve, suction nozzle water spray electromagnetism
Valve obtains electric, to connect with left spray boom water spray solenoid valve, right water spray solenoid valve, suction nozzle water spray solenoid valve cylinder start-up operation.
3. the control system according to claim 1 for sweeper high pressure water circuit intelligent protection water segregator, characterized in that
The high pressure water off-load valve controling circuit includes rear spray solenoid valve, automatically cleaning solenoid valve, high pressure water off-load solenoid valve, is sprayed afterwards
Bar diode, self-cleaning diode and third gear are got to by spraying or after self-cleaning shelves from locking switch, third gear from locking switch, are made spraying
Solenoid valve or automatically cleaning solenoid valve obtain it is electric, rear spray solenoid valve, automatically cleaning solenoid valve pass through rear spray lance diode, self-cleaning two pole
Pipe gives high pressure water unloading valve to power respectively, so that the cylinder connecting with high pressure water unloading valve be made to work.
4. the control system according to claim 1 for sweeper high pressure water circuit intelligent protection water segregator, characterized in that
The controller is also connected with several water level sensors, when the signal of water level sensor acquisition is more than the threshold value of setting, control
Device cutoff high water pump power processed closes high pressure water circuit operation.
5. using the control system of any of claims 1-4 for sweeper high pressure water circuit intelligent protection water segregator
Control method, characterized in that the following steps are included:
High pressure water circuit work pattern is selected by preceding operation module or tail operation module, and exports CAN signal to controller；
After controller carries out logical process to the signal that receives, output control signals to left spray boom water spray air valve valve insert and/or
Right spray boom water spray air valve valve is inserted, and left spray boom water spray air valve valve is inserted and/or right spray boom water spray air valve valve is inserted electric, and left spray boom is made to spray water
Harness and/or right spray boom water spray harness obtain electric, are sprayed by left spray boom diode and/or right spray boom diode of spraying water of spraying water to suction nozzle
Bar water spray harness line power supply obtains suction nozzle water spray solenoid valve, left spray boom water spray solenoid valve and/or right water spray solenoid valve electric, with suction
The cylinder of mouth water spray solenoid valve, left spray boom water spray solenoid valve and/or right water spray solenoid valve connection is started to work；
Third gear gets to spraying or self-cleaning gear from locking switch, obtains spray solenoid valve or automatically cleaning solenoid valve electric, rear spraying electricity
Magnet valve, automatically cleaning solenoid valve give high pressure water unloading valve to power respectively by rear spray lance diode, self-cleaning diode, thus make with
The cylinder of high pressure water unloading valve connection works, and completes shunt valve protection.
6. control method according to claim 5, characterized in that the high pressure water circuit work pattern includes that a left side is washed and sweeps mould
Formula, the right side wash the mode of sweeping, wash the mode of sweeping, left cleaning model, right cleaning model and full cleaning model entirely.
7. control method according to claim 6, characterized in that selection " mode of sweeping is washed on a left side " or " mode of sweeping is washed on a left side " is opened
When, controller outputs control signals to left spray boom water spray air valve valve and inserts, and left spray boom water spray air valve valve is inserted electric, makes its left spray boom spray
Waterline Shu get electricity is sprayed water harness power supply by left spray boom diode of spraying water to suction nozzle spray boom, thus make left spray boom water spray solenoid valve,
Suction nozzle water spray solenoid valve obtains electric, to connect with suction nozzle water spray solenoid valve, left spray boom water spray solenoid valve cylinder start-up operation；Third gear is certainly
After locking switch gets to spraying or self-cleaning shelves respectively, obtain spray solenoid valve, automatically cleaning solenoid valve electric, rear spray solenoid valve,
Automatically cleaning solenoid valve gives high pressure water unloading valve to power respectively by the rear self-cleaning diode of spray lance diode, to make and high pressure water
The cylinder of unloading valve connection works；Left spray boom water spray solenoid valve, suction nozzle water spray solenoid valve obtain electric high pressure water unloading valve later
It is late that electric 2s, completion shunt valve are protected.
8. control method according to claim 6, characterized in that selection " mode of sweeping is washed on the right side " or " right cleaning model " is opened
When, controller outputs control signals to right spray boom water spray air valve valve and inserts, and right spray boom water spray air valve valve is inserted electric, makes its right spray boom spray
Waterline Shu get electricity is sprayed water harness power supply by right spray boom diode of spraying water to suction nozzle spray boom, thus make right spray boom water spray solenoid valve,
Suction nozzle water spray solenoid valve obtains electric, to connect with suction nozzle water spray solenoid valve, right water spray solenoid valve cylinder start-up operation；Third gear locks certainly
After switch gets to spraying or self-cleaning shelves respectively, obtain spray solenoid valve, automatically cleaning solenoid valve electric, rear spray solenoid valve, from clear
Clean solenoid valve gives high pressure water unloading valve to power respectively by the rear self-cleaning diode of spray lance diode, to make and high pressure water off-load
The cylinder of valve connection works；Right spray boom water spray solenoid valve, suction nozzle water spray solenoid valve obtain it is electric after high pressure water unloading valve it is late
Electric 2s completes shunt valve protection.
9. control method according to claim 6, characterized in that selection " washing the mode of sweeping entirely " or " full cleaning model " is opened
When, controller output signal is inserted to left spray boom water spray air valve valve and right spray boom water spray air valve valve is inserted, left spray boom water spray air valve valve inserts,
Right spray boom water spray air valve valve is inserted electric, obtains left spray boom water spray harness, right spray boom water spray harness electric, is then sprayed water by left spray boom
Diode, right spray boom water spray diode give the water spray harness power supply of suction nozzle spray boom respectively, to make left spray boom water spray solenoid valve, right spray
Water solenoid valve, suction nozzle water spray solenoid valve obtain it is electric, with suction nozzle water spray solenoid valve, left spray boom water spray solenoid valve and right water spray solenoid valve company
The cylinder connect is started to work；After third gear gets to spraying or self-cleaning shelves from locking switch respectively, make spray solenoid valve, automatically cleaning electricity
Magnet valve obtains electric, and rear spray solenoid valve, automatically cleaning solenoid valve are unloaded to high pressure water respectively by the rear self-cleaning diode of spray lance diode
Lotus valve power supply, so that the cylinder connecting with high pressure water unloading valve be made to work；Left spray boom water spray solenoid valve, right spray boom water spray electricity
It is late that electric 2s, completion shunt valve are protected that magnet valve, suction nozzle water spray solenoid valve obtain electric high pressure water unloading valve later.
10. control method according to claim 6, characterized in that when high pressure water circuit operation is closed, control high pressure water off-load
Solenoid valve shifts to an earlier date 2s power-off, completes off-load cylinder movement after releasing in advance, just closes suction nozzle water spray solenoid valve, left spray boom water spray
Solenoid valve and right water spray solenoid valve three-way electromagnetic valve.
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| CN201810645201.5A CN108797489B (en) | 2018-06-21 | 2018-06-21 | Control system and method for sweeper high pressure water circuit intelligent protection water segregator |
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| CN107724318A (en) * | 2017-11-23 | 2018-02-23 | 北京环卫集团环卫装备有限公司 | Hedgerow purging system |
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| JP2004019193A (en) * | 2002-06-14 | 2004-01-22 | Shin Meiwa Ind Co Ltd | Cleaning control device of cleaning vehicle |
| CN202176910U (en) * | 2011-07-29 | 2012-03-28 | 中联重科股份有限公司 | High pressure waterway control system |
| CN205475025U (en) * | 2015-12-14 | 2016-08-17 | 湖北合加环境设备有限公司 | Washing and sweeping vehicle is with high -pressure water route control system |
| CN206052615U (en) * | 2016-08-18 | 2017-03-29 | 徐州江煤科技有限公司 | Car is washed away in a kind of tunnel |
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| CN108797489A (en) | 2018-11-13 |
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