CN104832270B - Automatic dedusting method, automatic dust removing system and vehicle - Google Patents
Automatic dedusting method, automatic dust removing system and vehicle Download PDFInfo
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- CN104832270B CN104832270B CN201410284149.7A CN201410284149A CN104832270B CN 104832270 B CN104832270 B CN 104832270B CN 201410284149 A CN201410284149 A CN 201410284149A CN 104832270 B CN104832270 B CN 104832270B
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- engine
- cooling
- cooling fan
- temperature
- leaving air
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/06—Cleaning; Combating corrosion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/06—Cleaning; Combating corrosion
- F01P2011/063—Cleaning
Abstract
The present invention provides a kind of automatic dedusting method, automatic dust removing system and vehicle.Wherein, automatic dedusting method includes：Obtain the coolant temperature of the engine in engine-cooling system；Obtain the leaving air temp of the cooling fan in engine-cooling system；When coolant temperature and the difference of leaving air temp are more than preset temperature, cooling fan is forward and reverse is alternately rotated for control.The present invention is completed to engine-cooling system from dedusting using the alternate air that the rotation of the positive and negative both direction of cooling fan produces, not only increase the radiating efficiency of engine-cooling system, it also ensure that engine operation at the same time at normal working temperature, improve the service life of engine.
Description
Technical field
The present invention relates to technical field of vehicle, in particular to a kind of automatic dedusting method, automatic dust removing system and tool
There is the vehicle of the automatic dust removing system.
Background technology
It is well known that engine can produce substantial amounts of heat during the work time, engine temperature is raised, seriously affected
The performance of engine.In order to make engine be operated in normal temperature range, cooling system generally is set to engine.Fig. 1 is
The structure diagram of currently used engine-cooling system, as shown in the figure, engine-cooling system includes radiator 2 ' and electricity
Sub- fan 3 ', for some cooling systems, it is also possible to including charge air cooler (not shown), condenser (not shown) and oil
Cooler (not shown).Wherein, charge air cooler, condenser, oil cooler and radiator 2 ' are connected as an overall structure, this is integrally tied
Structure is connected with vehicle body.The intake-outlet of radiator 2 ' is connected with the cooling passage (not shown) of engine 1 ' respectively
Logical, electronic fan 3 ' is connected on radiator 2 '.For the ease of description, radiator 2 ', charge air cooler, condenser and oil cooler are united
Referred to as radiator.It is very high that generally density is also welded with order to further improve heat exchange efficiency, between the flat tube of radiator
Wave-shaped fins, meanwhile, small window is also provided with fin.
After vehicle uses a period of time, the wave-shaped fins of radiator and the flabellum of electronic fan be easy to accumulate dust,
The debris such as batting, so as to block cold wind blow vent, influence the ventilation effect of radiator, reduce radiating efficiency, cause engine
1 ' cooling liquid temperature is higher, long-term engine scuffing to be caused to aggravate in the past, service life serious curtailment, and What is more may
Engine scuffing can be caused, the damage of unrepairable is caused to engine.For this reason, at regular intervals will to radiator and
Fan is once cleaned.Currently used cleaning way is artificial Manual-cleaning, that is, cleans the lattice that personnel remove radiator
After grid, radiator and fan are cleaned using compressed air or clear water.Due to radiator wave-shaped fins distribution compared with
Intensive, so manual cleaning way is not only time-consuming and laborious, but also cleaning efficiency is extremely low, and effect is undesirable；Further, since this is clear
The mode of washing is usually the time that operating personnel determine dedusting according to the experience of oneself, so it is cold to grasp engine
But the optimal dedusting opportunity of system, often engine worked in non-default temperature after a very long time,
Operating personnel just have found carry out dust removal operation, this certainly will cause very big harm to engine.
The content of the invention
In view of this, the present invention proposes a kind of automatic dust removing side that automatic dust removing can be carried out to engine-cooling system
Method, automatic dust removing system and vehicle.
On one side, the present invention proposes a kind of automatic dedusting method, and for engine-cooling system, this method is included such as
Lower step：Coolant temperature obtaining step, obtains the coolant temperature of the engine in engine-cooling system；Leaving air temp obtains
Step is taken, obtains the leaving air temp of the cooling fan in engine-cooling system；Step is performed, in coolant temperature and goes out wind-warm syndrome
When the difference of degree is more than preset temperature, cooling fan is forward and reverse is alternately rotated for control.
Further, in the execution step in above-mentioned automatic dedusting method, in coolant temperature and the difference of leaving air temp
During more than preset temperature, also start the vibrator being fixedly installed in advance on the radiator in engine-cooling system.
Further, in above-mentioned automatic dedusting method, perform and the forward and reverse alternate rotation of cooling fan is controlled in step into one
Step includes：Cooling fan switching is initially switched off the power supply of cooling fan before turning to, turn so that cooling fan switches again after stopping
To.
On the other hand, the invention also provides a kind of automatic dust removing system, for engine-cooling system, the system bag
Include：First temperature collecting device, for gathering the coolant temperature of the engine in engine-cooling system；Second temperature gathers
Device, for gathering the leaving air temp of the cooling fan in engine-cooling system；Control device, is adopted for receiving the first temperature
The leaving air temp of the coolant temperature of the engine of acquisition means collection and the cooling fan of second temperature harvester collection, and
The difference of the leaving air temp of coolant temperature and cooling fan is alternately rotated more than preset temperature time control cooling fan is forward and reverse.
Further, above-mentioned automatic dust removing system further includes vibrator；The vibrator is fixedly connected on engine cool system
Radiator in system；Control device is additionally operable to start institute when coolant temperature and the difference of leaving air temp are more than preset temperature
State vibrator.
Further, in above-mentioned automatic dust removing system, control device includes alarm, controller and manipulation of switches；Wherein,
Controller, for receiving the coolant temperature of engine and the leaving air temp of cooling fan, and the cooling liquid temperature in engine
When the difference of degree and the leaving air temp of cooling fan is more than preset temperature alarm signal is sent to alarm；And receiving behaviour
When controlling the feedback of switch, cooling fan is forward and reverse is alternately rotated for Vibration on Start-up device and control；Alarm, for receiving controller
The alarm signal sent, sends alarm；Manipulation of switches is connected with controller, and manipulation of switches, which is used to work as, receives user according to report
During the signal of the alert confirmation dedusting sent, controller is fed back to.
Further, in above-mentioned automatic dust removing system, control device includes：Collector and controller；Wherein, collector is used
The operating status of the vehicle of the engine-cooling system is carried in collection；Controller is used to receive the operating status of vehicle, first
The cooling fan that the coolant temperature and second temperature harvester of the engine of temperature collecting device collection gather goes out wind-warm syndrome
Degree, and it is more than the fortune of preset temperature and vehicle in the coolant temperature of engine and the difference of leaving air temp of cooling fan
When row state is halted state, cooling fan is forward and reverse is alternately rotated for Vibration on Start-up device and control.
Further, above-mentioned automatic dust removing system further includes：Buffer unit；Wherein, radiator by buffer unit with
Vehicle body is connected.
Further, in above-mentioned automatic dust removing system, the radiator in engine-cooling system includes dissipating for engine
At least one of hot device, charge air cooler, condenser and oil cooler.
In the present invention, when the difference between the coolant temperature of engine and the leaving air temp of cooling fan is more than default temperature
When spending, control starts the vibrator being fixedly installed in advance in engine-cooling system on radiator, the vibration of vibrator
Each component in engine-cooling system can be driven to be vibrated, made under the adhesion between dust and radiator and electric fan
Drop, and then shake off absorption in the deposit such as heat radiator fin and the dust of cooling fan blade on piece；Controlling cooling fan just at the same time
Reversely it is alternately rotated, so as to produce the wind of positive and negative alternate both direction, further blows off vibrator and start and the dust shaken off etc.
Impurity, achievees the purpose that further dedusting.As can be seen that compared with prior art, the present invention passes through the vibration of vibrator and cold
But the rotation of the both direction of fan carries out automatic dust removing, it is not necessary to which the component such as grid of removal of engine can be to cooling
System carries out direct dust cleaning, and operating method simply, conveniently, while also has preferable dust removing effects；Further, since this hair
It is bright can be according to the dedusting of the coolant temperature of engine and the leaving air temp automatic decision engine-cooling system of cooling fan
Time, can hold the best opportunity of dedusting, carry out dedusting to engine-cooling system in time, to solve due to hand-driven dust
Mode cannot preferably hold dedusting it is optimal caused by the engine long time work at high temperature, and then make engine scuffing
Aggravation, influences the problem of service life of aeroengine even causes scuffing of cylinder bore.
Another aspect, the invention also provides a kind of vehicle, is provided with engine-cooling system, engine is cold on the vehicle
But any of the above-described kind of automatic dust removing system is provided with system.
Since automatic dust removing system has the effect above, so the vehicle with the automatic dust removing system is also with corresponding
Technique effect.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, it is various other the advantages of and benefit it is common for this area
Technical staff will be clear understanding.Attached drawing is only used for showing the purpose of preferred embodiment, and is not considered as to the present invention
Limitation.And in whole attached drawing, identical component is denoted by the same reference numerals.In the accompanying drawings：
Fig. 1 is the structure diagram of engine dust pelletizing system in correlation technique；
Fig. 2 is the flow diagram of automatic dedusting method provided in an embodiment of the present invention；
Fig. 3 is the structure diagram of automatic dust removing system provided in an embodiment of the present invention；
Fig. 4 is a kind of structure diagram of embodiment of automatic dust removing system provided in an embodiment of the present invention；
Fig. 5 is the structure diagram of the another embodiment of automatic dust removing system provided in an embodiment of the present invention；
Fig. 6 is the another structure diagram of automatic dust removing system provided in an embodiment of the present invention.
Embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although the disclosure is shown in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
Limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
Completely it is communicated to those skilled in the art.
Automatic dedusting method embodiment：
Referring to Fig. 2, Fig. 2 is the flow diagram of automatic dedusting method provided in an embodiment of the present invention, and this method can be right
Engine-cooling system carries out automatic dust removing.As shown in the figure, this method comprises the following steps：
Coolant temperature obtaining step S210, obtains the coolant temperature t1 of the engine in engine-cooling system；Obtain
When taking, it can be directly acquired from the temperature sensor being arranged in engine coolant passage, can also be from the ECU of vehicle
Obtained in (Electronic Control Unit, electronic control unit)；
Leaving air temp obtaining step S220, obtains the leaving air temp t2 of the cooling fan in engine-cooling system；Obtain
When, it can be obtained by the temperature sensor being set in advance on the air-out passage of cooling fan or cooling fan；
Perform step S230, engine coolant temperature t1 and cooling fan leaving air temp t2 difference be more than it is pre-
It is alternately rotated if temperature time control cooling fan is forward and reverse.
Specifically, it is assumed that dt is the difference between the coolant temperature t1 of engine and the leaving air temp t2 of cooling fan,
That is dt=t1-t2；Under normal condition, it is determined that after a certain operating mode of vehicle operation, dt is a steady state value；As engine is cold
The deposits such as the dust but adsorbed in system on radiator increase, and the radiating efficiency of radiator can decline, and cause to cool down
The leaving air temp t2 of fan declines；Due to the reduction of radiator heat dissipation capacity, the coolant temperature t1 of engine will rise, i.e. dt
It can increase, after dt is more than preset temperature t, determine that dt meets preset condition, at this time, control cooling fan is forward and reverse alternately to revolve
Turn, dust removal process is carried out to engine-cooling system.
It should be noted that preset temperature t can be set according to actual conditions, such as the value range of t can be 40
~50 degree, the embodiment of the present invention does not do any restriction to the specific value of preset temperature.
In the present embodiment, when the difference between the coolant temperature t1 of engine and the leaving air temp t2 of cooling fan meets
During preset condition, cooling fan is forward and reverse is alternately rotated for control, so as to produce the wind of positive and negative alternate both direction, blows off dust etc.
Impurity, achievees the purpose that dedusting；As can be seen that compared with prior art, two sides that the embodiment of the present invention passes through cooling fan
To rotation carry out automatic dust removing, it is not necessary to the component such as grid of removal of engine can carry out cooling system directly ash
Dirt is cleared up, and operating method simply, conveniently, while also has preferable dust removing effects；Further, since the embodiment of the present invention being capable of root
According to engine coolant temperature and cooling fan leaving air temp automatic decision engine-cooling system the dedusting time, can
The best opportunity of dedusting is held, dedusting is carried out to engine-cooling system in time, to solve due to cannot in a manner of hand-driven dust
Preferably hold dedusting it is optimal caused by the engine long time work at high temperature, and then aggravate engine scuffing, shadow
Ring the problem of service life of aeroengine even causes scuffing of cylinder bore.
With continued reference to Fig. 1, in the execution step S230 in above-described embodiment, in coolant temperature and the difference of leaving air temp
When meeting preset condition, also start the vibrator being fixedly installed in advance on the radiator in engine-cooling system.
Specifically, when the difference dt of coolant temperature and leaving air temp is more than preset temperature t, determine that dt meets default bar
Part, at this point it is possible to start the vibrator being fixedly mounted on radiator.
It should be noted that the radiator in the present embodiment includes radiator, charge air cooler, condenser and the oil of engine
One or more of cooler, since these components are commonly attached to together, so above-mentioned each component is referred to as by the present embodiment
Radiator, when it is implemented, vibrator can be rigidly attached on any of the above-described kind of radiator.
It should be noted that the vibration frequency of vibrator and the weight of radiator are related in the embodiment of the present invention, generally
For, the weight of radiator is bigger, and the vibration frequency of vibrator is higher, when it is implemented, vibration frequency can be according to reality
Situation selects, and the embodiment of the present invention do not do any restriction to the specific value of vibration frequency.Although the embodiment of the present invention is to shaking
The vibration frequency of dynamic device does not do any restriction, but the dust removing effects of the embodiment of the present invention are related with the vibration frequency of vibrator,
In general, vibration frequency is higher, dust removing effects are better.
The embodiment of the present invention is by starting the vibration being fixedly installed in advance in engine-cooling system on radiator
Device, the vibration of vibrator can drive each component in engine-cooling system to be vibrated, make dust and radiator and electronics
Adhesion between fan declines, and then shakes off absorption in the deposit such as heat radiator fin and the dust of cooling fan blade on piece；Together
When, the forward and reverse rotation of cooling fan, produces the alternate air of positive and negative both direction, can further blow off vibrator and start and tremble
The impurity such as the dust fallen, have preferable dust removing effects.
As can be seen that vibrator is combined by the embodiment of the present invention with two kinds of dedusting methods of cooling fan forward and reverse rotation,
First pass through vibrator and start dust on radiator, then the rotation for the both direction for passing through cooling fan is brushed vibrator and started
Dust, there are preferable dust removing effects.
It should be noted that when it is implemented, as the coolant temperature t1 of the engine and leaving air temp t2 of cooling fan
Difference when meeting preset condition, vibrator can be automatically activated and control the forward and reverse alternate rotation of cooling fan, can also
Operating personnel are warned by modes such as indicator lights, operating personnel's operation is handed over to Vibration on Start-up device and control cooling fan positive direction
For the control button of rotation, the embodiment of the present invention does not do any restriction to the specific control form of vibrator and cooling fan.
It will be appreciated by those skilled in the art that the motor for carrying out Positive work, directly applies backward voltage, or
Person is carrying out the motor of antiport, when directly applying forward voltage, is easily damaged motor, in order to solve the problems, such as this,
Above-described embodiment can also be further improved：Step S3 is performed, the control forward and reverse alternate rotation of cooling fan can be into one
Step includes：Cooling fan switching is initially switched off the power supply of cooling fan before turning to, turn so that cooling fan switches again after stopping
To.
Specifically, include the following steps：I) backward voltage, and duration T 1 are applied to cooling fan；Ii electronics) is cut off
The power supply of fan, and duration T 2, so that cooling fan stops the T2 times, avoid not yet stopping turning completely in cooling fan
Directly apply backward voltage when dynamic motor is caused to damage；Iii forward voltage, and duration T 3) are applied to cooling fan；
Iv the power supply of electric fan, and duration T 2) are cut off.It is repeated continuously above-mentioned steps i) to step iv), to cooling fan
Apply the voltage of positive and negative alternate, so as to produce the wind of positive and negative alternate both direction, make to be mingled with ash of the absorption in heatsink fins on piece
Dirt etc. comes off, and achievees the purpose that dedusting.When it is implemented, T1 can be 10s, T2 can be 5s, and T3 can be 10s.
It should be noted that backward voltage application time T1, cut off the power time T2 and forward direction electricity in above-described embodiment
Pressure application time T3 can determine that the embodiment of the present invention does not do it any restriction according to actual conditions.
The embodiment of the present invention cuts off the power supply of cooling fan before cooling fan switching turns to, and cooling fan is stopped one
Switch steering again after the section time, directly apply the voltage pair of opposite direction when not yet stopping operating completely to avoid cooling fan
Damage caused by motor.
To sum up, the embodiment of the present invention is carried out automatic by the vibration of vibrator and the rotation of the both direction of cooling fan
Dedusting, the automatic dedusting method is simple, conveniently, not only overcomes that existing hand-driven dust mode is time-consuming and laborious, inefficiency asks
Topic, and there are preferable dust removing effects.
Automatic dust removing system embodiment：
Referring to Fig. 3, Fig. 3 be automatic dust removing system embodiment provided in an embodiment of the present invention structure diagram, the system
Automatic dust removing can be carried out to the cooling system of engine.As shown in the figure, the system includes：First temperature collecting device 410,
Two temperature collecting devices 420 and control device 440.
Wherein, the first temperature collecting device 410 is used for the coolant temperature for gathering the engine in engine-cooling system
t1.When it is implemented, the first temperature collecting device 410 can be the temperature sensor being arranged in engine coolant passage,
It can also be an acquisition chip, i.e., the temperature of engine coolant is directly read from the ECU of vehicle.
Second temperature harvester 420 is used for the leaving air temp t2 for gathering the cooling fan 450 in engine-cooling system.
Specifically, second temperature harvester 420 can be temperature sensor, the temperature sensor may be mounted in cooling fan or
On the air-out passage of person's cooling fan.
Control device 440 is used for the coolant temperature t1 and for receiving the engine of the first temperature collecting device 410 collection
The leaving air temp t2 of the cooling fan of two temperature collecting devices 420 collection, and in the outlet air of coolant temperature t1 and cooling fan
The difference dt of temperature t2 meets Vibration on Start-up device 430 during preset condition, and controls cooling fan 3 is forward and reverse to be alternately rotated.
Specifically, control device 440 can be PLC (programmable logic controller (PLC)) etc..Assuming that the cooling liquid temperature of engine
Spend the difference dt=t1-t2 between t1 and the leaving air temp t2 of cooling fan；Under normal condition, it is determined that vehicle is run a certain
After operating mode, dt should be a steady state value；With deposits such as the dusts adsorbed in engine-cooling system on radiator
Increase, the radiating efficiency of radiator can decline, and cause the leaving air temp t2 of cooling fan will decline；Since radiator radiates
The reduction of amount, the coolant temperature t1 of engine will rise, i.e. dt can increase, and after dt is more than preset temperature t, determine coolant
The difference dt of temperature t1 and the leaving air temp t2 of cooling fan meet preset condition, and at this time, control device 440 controls cooling fan
450 carry out forward and reverse alternate rotation.
It should be noted that preset temperature t can be set according to actual conditions, such as 40~50 degree can be selected, this
Inventive embodiments do not do any restriction to the specific value of preset temperature.
In the present embodiment, when the difference between the coolant temperature t1 of engine and the leaving air temp t2 of cooling fan meets
During preset condition, control device 440 controls the forward and reverse of cooling fan to be alternately rotated, so as to produce positive and negative alternate both direction
Wind, blows off the impurity such as dust on radiator, achievees the purpose that dedusting；As can be seen that compared with prior art, the present invention passes through
The rotation of the both direction of cooling fan carries out automatic dust removing, it is not necessary to which the component such as grid of removal of engine can be to cold
But system carries out direct dust cleaning, and operating method simply, conveniently, while also has preferable dust removing effects；Further, since this
Inventive embodiments can be according to the coolant temperature of engine and the leaving air temp automatic decision engine cool system of cooling fan
The dedusting time of system, can hold the best opportunity of dedusting, in time to engine-cooling system carry out dedusting, with solve due to
Hand-driven dust mode cannot preferably hold dedusting it is optimal caused by the engine long time work at high temperature, and then make hair
Motivation abrasion aggravation, influences the problem of service life of aeroengine even causes scuffing of cylinder bore
With continued reference to Fig. 3, above-described embodiment can also include：Vibrator 430, is fixedly connected in engine-cooling system
Radiator；Control device 440, which is additionally operable to start when the difference of coolant temperature and leaving air temp meets preset condition, to shake
Dynamic device 430.
Specifically, after the difference dt of coolant temperature and leaving air temp is more than preset temperature t, determine that dt meets default bar
Part, at this time, control device 440 go back Vibration on Start-up device 430 in addition to control cooling fan 450 carries out forward and reverse alternate rotation.
In the present embodiment, the radiator that vibrator 430 is fixedly connected is radiator, charge air cooler, the condenser of engine
And one or more of oil cooler, since these components are generally connected to together, so the present embodiment unites above-mentioned each component
Referred to as radiator, when it is implemented, vibrator 430 can be rigidly attached on any of the above-described kind of radiator.
It should be noted that the vibrator in the present invention is known to those skilled in the art, therefore details are not described herein；This
Outside, the embodiment of the present invention does not do any restriction to the vibration frequency of the vibrator；Though the it should also be noted that, embodiment of the present invention
So any restriction, but the vibration frequency of the dust removing effects of the embodiment of the present invention and vibrator are not done to the vibration frequency of vibrator
It is related, it is however generally that, vibration frequency is higher, and dust removing effects are better.
In the present embodiment, when the difference between the coolant temperature t1 of engine and the leaving air temp t2 of cooling fan meets
During preset condition, control device 440 controls Vibration on Start-up device 430, due to being set between engine-cooling system and the vehicle body of vehicle
Earthquake isolating equipment is equipped with, so the vibration of vibrator 430 can drive each component in engine-cooling system to produce vibration, makes ash
Adhesion between dirt and radiator and electric fan declines, and then shakes off absorption in heat radiator fin and cooling fan blade on piece
The deposits such as dust；The forward and reverse of cooling fan is alternately rotated at the same time, so as to produce the wind of positive and negative alternate both direction, further
Blow off vibrator to start and the impurity such as the dust shaken off, achieve the purpose that further dedusting；As can be seen that with prior art phase
Than the present invention carries out automatic dust removing by the vibration of vibrator and the rotation of the both direction of cooling fan, it is not necessary to removes
The components such as the grid of engine can carry out cooling system direct dust cleaning, and operating method simply, conveniently, while also has
There are preferable dust removing effects.
Referring to Fig. 4, in one embodiment of the invention, above-mentioned control device 5 further comprises：Alarm 510, control
Device 520 processed and manipulation of switches 530.
Wherein, controller 520 is used to receive the coolant temperature of engine and the leaving air temp of cooling fan, and is sending out
The coolant temperature of motivation and the difference of the leaving air temp of cooling fan meet to send alarm signal to alarm during preset condition；
And when receiving the feedback of manipulation of switches, cooling fan is forward and reverse is alternately rotated for Vibration on Start-up device and control.
Alarm 510 is used to receive the alarm signal that controller is sent, and sends alarm.When it is implemented, alarm 510 can
Think indicator light, or other audible alarm equipment, the embodiment of the present invention do not do the concrete form of alarm 510 any
Limit.
Manipulation of switches 530 is connected with controller 520, and manipulation of switches 530 is sent for that ought receive user according to alarm
Confirmation dedusting signal when, feed back to controller 510, controller 510 controls vibrator to start, and control cooling fan 550 is just
Reversely it is alternately rotated.
In the present embodiment, alarm 510 and manipulation of switches 530 can be arranged in the driver's cabin of vehicle.When engine
When the difference of the leaving air temp of coolant temperature and cooling fan meets preset condition, controller 520 sends report to alarm 510
Alert information, after operating personnel have found the warning message, can send dedusting letter by operating manipulation of switches 530 to controller 520
Number, controller 520 is after the dedusting signal is received, Vibration on Start-up device 540, while controls cooling fan 550 to carry out positive negative side
To be alternately rotated.It should be noted that the dust removal operation in the present embodiment preferably carries out in the state of vehicle stopping, so
Operating personnel are after alarm signal is had found, it should first confirm that the vehicle is in the state for stopping traveling, then operate manipulation again and open
Close 530.
Referring to Fig. 5, in another embodiment of the invention, control device 5 further comprises：Collector 610 and control
Device 620 processed.
Wherein, collector 610 is used for the operating status for gathering the vehicle for carrying the engine-cooling system.Wherein, vehicle
Operating status include transport condition and halted state.Specifically, collector 610 can be from the ECU collection vehicles of the vehicle
Running state information.
Controller 620 is used for the outlet air for receiving the operating status of the vehicle, the coolant temperature of engine and cooling fan
Temperature, and meet preset condition and vehicle in the coolant temperature of engine and the difference of leaving air temp of cooling fan
Vibration on Start-up device 630 when operating status is halted state, while control cooling fan 640 to carry out being alternately rotated for both forward and reverse directions.
In the present embodiment, when the coolant temperature of engine and the difference of leaving air temp of cooling fan meet preset condition
When, and when the vehicle for carrying the engine is in halted state, control cooling fan 640 carries out the alternating rotation of both forward and reverse directions
Turn, to carry out dedusting to engine-cooling system.As can be seen that the present embodiment can carry out engine-cooling system completely certainly
Dynamic dust removal process.
Automatic dust removing system in the various embodiments described above can also include：Buffer unit；Wherein, radiator passes through buffering
Device is connected with vehicle body.When it is implemented, the buffer unit can be the components such as elastic cushion, the embodiment of the present invention is slow to this
The concrete structure of flushing device does not do any restriction.
One embodiment of the present invention is described in more detail with reference to Fig. 6：
Referring to Fig. 6, the automatic dust removing system in the present embodiment includes：Temperature sensor 710, controller 720, vibrator
760th, dedusting indicator light 730, control button 740 and power supply 750.Wherein, vibrator 760 can be rigidly connected in engine cool
On the side plate of radiator 770 in system or on hydroecium, temperature sensor 710 may be mounted in cooling fan 780, and temperature passes
Sensor 710 detects the leaving air temp of cooling fan 780, and indicator light 730 and control button 740, which are arranged on, carries the engine cool
In the driver's cabin 790 of the vehicle of system；Vibrator 760, temperature sensor 710, indicator light 730, control button 740, cooling wind
Fan 780, power supply 750 are connected with controller 720.In addition, controller 720 is also connected with the ECU of the vehicle, controller
720 obtain the coolant temperature of engine from the ECU.Under normal condition, it is determined that after a certain operating mode of vehicle operation, engine
Coolant temperature t1 and cooling fan leaving air temp t2 between difference dt be a steady temperature, when controller 720 is examined
Dt is measured more than after design temperature t, signal is sent to dedusting indicator light 730, dedusting indicator light 730 is lighted, and reminds driver to dissipate
Hot device radiating efficiency is low, it should carries out inspection and is confirmed whether dust removal operation to be carried out.Driver's manipulation button 740 confirm into
Row dust removal operation, dedusting should stop carrying out when driving in vehicle.After controller 720 is connected to the dedusting signal of operation button 740, open
Dynamic vibrator 760, while control cooling fan 780 to carry out forward and reverse alternate rotation, until operator is pressed by lower-pilot again
Button 740, confirms to stop dust removal operation, and at this time, controller 720 closes vibrator 760 and cooling fan 780, and dedusting terminates.
It should be noted that when it is implemented, controller 720 can be realized by the ECU of vehicle, can also be separately provided.
As can be seen that the voltage by applying positive and negative alternate to cooling fan 780, so as to produce positive and negative alternate both direction
Wind, make to be mingled with absorption and come off in dust of heatsink fins on piece etc., achieve the purpose that dedusting.Vibrator and cooling fan are matched somebody with somebody
Close, preferable dust removing effects can be reached.
It should be noted that above-mentioned automatic dedusting method, automatic dust removing apparatus and automatic dust removing system principle are identical, it is related
Part can be cross-referenced.
To sum up, the alternate air that the embodiment of the present invention is produced using the rotation of the positive and negative both direction of cooling fan, and vibration
The dither of device, completes to not only increase engine-cooling system from dedusting the radiating efficiency of engine-cooling system,
It also ensure that engine operation at the same time at normal working temperature, improve the service life of engine, meanwhile, reduce car
The maintenance cost of user.
Vehicle embodiments：
The embodiment of the present invention also proposed a kind of vehicle, which includes engine-cooling system, the engine cool system
Any automatic dust removing system provided in automatic dust removing system embodiment is provided on system.Wherein, the tool of automatic dust removing system
Body implementation process is referring to described above, and details are not described herein by the present invention.
Since automatic dust removing system has the effect above, so the vehicle with the automatic dust removing system is also with identical
Technique effect.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and scope.In this way, if these modifications and changes of the present invention belongs to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these modification and variations.
Claims (10)
1. a kind of automatic dedusting method, for engine-cooling system, it is characterised in that include the following steps：
Coolant temperature obtaining step, obtains the coolant of the engine in the engine-cooling system from the ECU of vehicle
Temperature；
Leaving air temp obtaining step, obtains the leaving air temp of the cooling fan in the engine-cooling system；
Step is performed, when the coolant temperature and the difference of the leaving air temp are more than preset temperature, controls the cooling
Fan is forward and reverse to be alternately rotated, and can hold the best opportunity of dedusting, carries out dedusting to engine-cooling system in time.
2. automatic dedusting method as claimed in claim 1, it is characterised in that in the execution step, in the cooling liquid temperature
When the difference of degree and the leaving air temp is more than preset temperature, also starts and be fixedly installed on the engine-cooling system in advance
In radiator on vibrator.
3. automatic dedusting method as claimed in claim 1 or 2, it is characterised in that control cooling fan in the execution step
Forward and reverse alternate rotation further comprises：
The cooling fan switching is initially switched off the power supply of the cooling fan before turning to, so that after the cooling fan stops
Switch steering again.
A kind of 4. automatic dust removing system, for engine-cooling system, it is characterised in that including：
First temperature collecting device, for gathering the cooling of the engine in the engine-cooling system from the ECU of vehicle
Liquid temperature degree；
Second temperature harvester, for gathering the leaving air temp of the cooling fan in the engine-cooling system；
Control device, coolant temperature and second temperature harvester for receiving the first temperature collecting device collection are adopted
The leaving air temp of collection, and control the cooling when the coolant temperature and the difference of the leaving air temp are more than preset temperature
Fan is forward and reverse to be alternately rotated, and can hold the best opportunity of dedusting, carries out dedusting to engine-cooling system in time.
5. automatic dust removing system as claimed in claim 4, it is characterised in that further include：
Vibrator, the radiator being fixedly connected in the engine-cooling system；The control device is additionally operable to described
Coolant temperature and the difference of the leaving air temp start the vibrator when being more than preset temperature.
6. automatic dust removing system as claimed in claim 5, it is characterised in that the control device includes：Controller, alarm
And manipulation of switches；Wherein,
The controller is used to receive the coolant temperature of the engine and the leaving air temp of the cooling fan, and in institute
State and send alarm to alarm when the difference of the coolant temperature of engine and the leaving air temp of cooling fan is more than preset temperature
Signal；And when receiving the feedback of manipulation of switches, start the vibrator and the control forward and reverse friendship of cooling fan
For rotation；
The alarm is used to receive the alarm signal that the controller is sent, and sends alarm；
The manipulation of switches is connected with controller, and the manipulation of switches, which is used to work as, receives what user sent according to the alarm
When confirming the signal of dedusting, the controller is fed back to.
7. automatic dust removing system according to claim 5, it is characterised in that the control device includes：
Collector, for gathering the operating status for the vehicle for carrying the engine-cooling system；
Controller, for receiving the cooling of the operating status of the vehicle, the engine that first temperature collecting device gathers
The leaving air temp of liquid temperature degree and the cooling fan of second temperature harvester collection, and in the cooling of the engine
The operating status that the difference of liquid temperature degree and the leaving air temp of the cooling fan is more than preset temperature and the vehicle is stopping
During state, start the vibrator and control the cooling fan is forward and reverse to be alternately rotated.
8. automatic dust removing system according to any one of claims 5 to 7, it is characterised in that further include：Buffer unit；
Wherein, the radiator is connected by the buffer unit with vehicle body.
9. automatic dust removing system according to claim 8, it is characterised in that the heat dissipation dress in the engine-cooling system
Put at least one of the radiator including engine, charge air cooler, condenser and oil cooler.
10. a kind of vehicle, engine-cooling system is provided with the vehicle, it is characterised in that on the engine-cooling system
Set just like the automatic dust removing system any one of claim 4 to 9.
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| CN201410284149.7A CN104832270B (en) | 2014-06-23 | 2014-06-23 | Automatic dedusting method, automatic dust removing system and vehicle |
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| CN201410284149.7A CN104832270B (en) | 2014-06-23 | 2014-06-23 | Automatic dedusting method, automatic dust removing system and vehicle |
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| CN104832270B true CN104832270B (en) | 2018-05-11 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106240342A (en) * | 2016-08-11 | 2016-12-21 | 北京新能源汽车股份有限公司 | A kind of clean method of automobile radiators, automobile and automobile radiators |
| CN106347105A (en) * | 2016-09-14 | 2017-01-25 | 浙江鼎力机械股份有限公司 | Power system with reverse blow-down capacity, vehicle body and aerial work platform |
| CN107167032B (en) * | 2017-05-03 | 2019-04-16 | 许继集团有限公司 | The dust removal method of suction-type aerial cooler and filter device, system |
| CN107165871B (en) * | 2017-06-30 | 2019-07-26 | 广东美的环境电器制造有限公司 | Bladeless fan and its dedusting control method and device |
| CN107695034B (en) * | 2017-11-02 | 2019-08-13 | 科华恒盛股份有限公司 | Power module dust removal method, system, equipment and computer readable storage medium |
| CN108870713B (en) * | 2018-06-25 | 2023-09-12 | 珠海格力电器股份有限公司 | Air conditioner heat exchanger, air conditioner indoor unit, air conditioner and cleaning method of air conditioner heat exchanger |
| CN112578874A (en) * | 2019-09-27 | 2021-03-30 | 恒为科技（上海）股份有限公司 | Dust removal method, device and system |
| CN112282916A (en) * | 2020-10-28 | 2021-01-29 | 广西玉柴机器股份有限公司 | Control method of reversing fan of diesel engine |
| CN113187595B (en) * | 2021-05-24 | 2022-11-11 | 柳州柳工挖掘机有限公司 | Engineering machine heat dissipation system and engineering machine |
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