CN107961921A - A kind of bull-dozer cooling Self-cleaning system and its control method - Google Patents
A kind of bull-dozer cooling Self-cleaning system and its control method Download PDFInfo
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- CN107961921A CN107961921A CN201711166192.3A CN201711166192A CN107961921A CN 107961921 A CN107961921 A CN 107961921A CN 201711166192 A CN201711166192 A CN 201711166192A CN 107961921 A CN107961921 A CN 107961921A
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- radiator
- cleaning
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- pressure
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- 238000004140 cleaning Methods 0.000 title claims abstract description 85
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000001816 cooling Methods 0.000 title abstract description 32
- 230000001105 regulatory effect Effects 0.000 claims abstract description 26
- 239000012530 fluid Substances 0.000 claims abstract description 10
- 239000007921 spray Substances 0.000 claims abstract description 9
- 230000000903 blocking effect Effects 0.000 claims description 21
- 230000007246 mechanism Effects 0.000 claims description 15
- 230000000052 comparative effect Effects 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000012545 processing Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
- B05B12/12—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to conditions of ambient medium or target, e.g. humidity, temperature position or movement of the target relative to the spray apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/226—Safety arrangements, e.g. hydraulic driven fans, preventing cavitation, leakage, overheating
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Component Parts Of Construction Machinery (AREA)
Abstract
The present invention discloses a kind of bull-dozer cooling Self-cleaning system and its control method, and cooling Self-cleaning system includes cleaning device, regulating device and control device, and cleaning device is arranged at the side of radiator, and cleaning device includes several nozzles being spaced apart；Regulating device is connected with nozzle, for adjusting position and the spray angle of each nozzle；Control device is connected with cleaning device and regulating device, and according to the operating parameter of the radiator detected, control nozzle sprays fluid towards the surface of radiator.Cooling down method for self-cleaning includes obtaining the operating parameter of several positions of radiator in real time, and operating parameter is delivered to control device；Control device is by the operating parameter received compared with corresponding preset value, judge radiator blocked state and block grade, determine the cleaning positions and cleaning pressure of cleaning device, processing is timely, damages to prevent continuing operation to cooling system performance or service life.
Description
Technical field
The present invention relates to technical field of engineering machinery, more particularly to a kind of bull-dozer cooling system and its control method.
Background technology
Bull-dozer is common cubic metre of earth and stone scrapers in engineering, and working environment very severe, inevitably goes out during use
The failures such as existing cooling system blocking, cooling performance deficiency.The radiator core body of bull-dozer easily blocks, and causes cooling system
Performance reduces, and under the premise of cooling performance is ensured, by increasing heat radiator fin spacing the methods of reduces to the greatest extent traditional bull-dozer
Block.But some special environment, such as forest lumbering, garbage loading embeading, the reclamation of wasteland are faced, radiator of bulldozer is by Severe blockage
Probability it is at a relatively high, the simple fin width that increases cannot be fully solved blockage problem.
Current bull-dozer structure, as shown in Figure 1, bull-dozer controls the operating of fan 12, hydraulic pressure by hydraulic motor 11
Pump is driven by engine 13, promotes hydraulic motor 11 to rotate at a high speed, fan 12 and fluid pressure line safeguard can only by dismantle hood,
Hydraulic motor 11 and installing rack of fan 14 carry out maintaining；It is also related by dismantling after Severe blockage occurs in radiator 15
Component is cleared up, and is repeated just work on after installing, is seriously affected bull-dozer work efficiency.In addition, the wind-guiding of fan 12
Cover is surround with hood by the shield 16 installed in 15 surrounding of radiator and formed, and this flow-guiding structure easily leads to air turbulence, drop
Low fan efficiency, in turn results in cooling system performance reduction.
The content of the invention
It is an object of the invention to provide a kind of bull-dozer to cool down Self-cleaning system, to solve existing in the prior art dissipate
Hot device core easily blocks, not easy-maintaining technical problem.
As above conceive, the technical solution adopted in the present invention is：
A kind of bull-dozer cools down Self-cleaning system, including：
Cleaning device, is arranged at the side of radiator, and the cleaning device includes several nozzles being spaced apart；
Regulating device, is connected with the nozzle, for adjusting position and the spray angle of the nozzle；
Control device, is connected with the cleaning device and the regulating device, according to the radiator detected
Operating parameter, controls the nozzle to spray fluid towards the surface of the radiator.
Wherein, the regulating device includes：
Rotating mechanism, including stent, the main shaft that is rotatably dispose on the stent and for driving the main shaft to revolve
The motor turned, the nozzle are connected with the main shaft；
Level(l)ing mechanism, including the first supporting table and the first cylinder for being arranged in first supporting table, described the
The output terminal of one cylinder is connected with the stent；
Vertical adjusting mechanism, including the second supporting table and the second cylinder for being arranged in second supporting table, described the
The output terminal of two cylinders is connected with first supporting table.
Wherein, the angle between the surface of the injection direction of the nozzle and the radiator is 30 °~60 °.
Wherein, further include：
Temperature-controlled fan；
Wind scooper, it is the closed framework for being centered around the temperature-controlled fan periphery, the wind scooper and the radiator
Connection, the cleaning device are arranged at side of the radiator back from the wind scooper；
Installing rack of fan, its one end are rotatablely connected with the wind scooper, and the other end passes through retaining mechanism and the wind scooper
Locking, the temperature-controlled fan are installed on the installing rack of fan.
Wherein, hood is further included, the hood includes preceding hood and rear hood, and the wind scooper is arranged at the preceding hood
On, engine is provided with the rear hood, the engine is connected by hydraulic motor with the temperature-controlled fan.
A kind of bull-dozer cools down self-cleaning control method, including：
The operating parameter of several positions of radiator is obtained in real time, and operating parameter is delivered to control device；
The operating parameter received compared with corresponding preset value, is judged radiator blocked state by control device；
Determine that radiator blocks grade according to comparative result；
The cleaning positions of cleaning device are determined according to blocked state, the cleaning pressure of cleaning device is determined according to blocking grade
Power.
Wherein, judge that radiator blocked state includes：
In the operating parameter of several positions, beyond preset value, then radiator is local stifled to the operating parameter of portion
Plug, beyond preset value, then radiator blocks the operating parameter of whole positions to be overall.
Wherein, determine that radiator blocks grade and includes according to comparative result：
When operating parameter is not more than the first preset value, radiator is unplugged；
When operating parameter is more than the first preset value and is less than the second preset value, radiator blocks for level-one；
When operating parameter is not less than the second preset value, radiator blocks for two level.
Wherein, when radiator is local stoppages and be level-one block when, regulating device adjust nozzle arrive blocking position, clean
The cleaning pressure of device is first pressure；
When radiator is local stoppages and when being that two level blocks, regulating device adjusts nozzle to blocking position, cleaning device
Cleaning pressure be second pressure, the second pressure is more than the first pressure；
When radiator integrally blocks and is blocked for level-one, regulating device adjusting nozzle to blocking position, cleaning device
Cleaning pressure is first pressure；
When radiator integrally blocks and is blocked for two level, regulating device adjusting nozzle to blocking position, cleaning device
Cleaning pressure is second pressure.
Wherein, the operating parameter includes wind speed and wind pressure.
Beneficial effects of the present invention：
Bull-dozer cooling Self-cleaning system proposed by the present invention and its control method, can detect the current shape of radiator automatically
State, when radiator blocks, the nozzle of cleaning device is controlled by control device according to the operating parameter of the radiator detected
Core cleaning is carried out towards the surface injection fluid of radiator, and according to radiator blocked state and blocks grade, control cleaning
Position and cleaning pressure, processing is timely, damages to prevent continuing operation to cooling system performance or service life.
Brief description of the drawings
Fig. 1 is the structure diagram of existing bull-dozer cooling system；
Fig. 2 is the structure diagram of bull-dozer cooling Self-cleaning system provided by the invention；
Fig. 3 is the side view of bull-dozer cooling Self-cleaning system provided by the invention；
Fig. 4 is the flow chart of bull-dozer cooling self-cleaning control method provided by the invention.
In figure：
11st, hydraulic motor；12nd, fan；13rd, engine；14th, installing rack of fan；15th, radiator；16th, shield；
21st, nozzle；22nd, radiator；23rd, sensor；24th, temperature-controlled fan；25th, wind scooper；26th, installing rack of fan；27th, send out
Motivation.
Embodiment
For make present invention solves the technical problem that, the technical solution that uses and the technique effect that reaches it is clearer, below
Technical scheme is further illustrated with reference to attached drawing and by embodiment.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that in order to just
It illustrate only part related to the present invention in description, attached drawing and not all.
Referring to Fig. 2 and Fig. 3, the embodiment of the present invention provides a kind of bull-dozer cooling Self-cleaning system, including cleaning device, tune
Regulating device and control device, cleaning device are arranged at the side of radiator 22, and cleaning device includes several sprays being spaced apart
Mouth 21；Regulating device is connected with nozzle 21, for adjusting position and the spray angle of nozzle 21；Control device and cleaning device and
Regulating device is connected, and according to the operating parameter of the radiator 22 detected, control nozzle 21 is sprayed towards the surface of radiator 22
Jet body.The side of radiator 22 is additionally provided with the sensor 23 for monitoring operating parameter.
Regulating device includes rotating mechanism, level(l)ing mechanism and vertical adjusting mechanism, and rotating mechanism includes stent, rotates
The main shaft that is arranged on stent and for driving the rotating motor of main shaft, nozzle 21 is connected with main shaft；Level tune machine
Structure includes the first supporting table and the first cylinder being arranged in the first supporting table, and the output terminal of the first cylinder is connected with stent；It is perpendicular
Straight adjusting mechanism includes the second supporting table and the second cylinder being arranged in the second supporting table, the output terminal of the second cylinder and first
Supporting table connects.Certainly, regulating device can also be that other can realize the structure of the position for adjusting nozzle 21 and angle, herein
It is not restricted.
Angle between the injection direction of nozzle 21 and the surface of radiator 22 is 30 °~60 °, ensures what nozzle 21 sprayed
Fluid can contact fully with radiator 22, improve fluid utilization rate.In the present embodiment, nozzle 21 is located at the upper of radiator 22
The side of end face, the fluid of ejection can be flowed down along radiator 22.
In addition, temperature-controlled fan 24, wind scooper 25, installing rack of fan 26 and hood are further included.
Wind scooper 25 is to be centered around the peripheral closed framework of temperature-controlled fan 24, the 25 structure energy of integrated wind-guiding hood of closing
Enough radiating efficiencys for preferably ensureing cooling system, ensure leakproofness, prevent from leaking out.Radiator 22 is connected with wind scooper 25, clearly
Cleaning device is arranged at the side that radiator 22 deviates from wind scooper 25.
Closed framework forms the wind chamber for wind flow, and one end and the wind scooper 25 of installing rack of fan 26 are rotatablely connected,
The other end is locked by retaining mechanism and wind scooper 25, and the mounting hole with wind chamber face is offered on installing rack of fan 26, is used for
Temperature-controlled fan 24 is installed.
Wind scooper 25 is arranged on hood, and hood includes preceding hood and rear hood, before wind scooper 25 is arranged on hood, after
Engine 27 is provided with hood, engine 27 is connected by hydraulic motor with temperature-controlled fan 24.24 opposing hydraulic of temperature-controlled fan
The preposition installation of motor, with the increase of 22 relative distance of radiator, can effectively prevent air turbulence problem, lifts fan efficiency, improve
Cooling system performance.
Installing rack of fan 26 is fixed to preceding hood, temperature-controlled fan 24 and fluid pressure line event with the integral formula structure of wind scooper 25
During barrier, the retaining mechanism of 26 one end of installing rack of fan is opened, after 26 certain angle of rotary fan mounting bracket, you can to inside zero
Component carries out maintaining.
Wind scooper 25 is used for providing the transition region of a smooth-going, makes the air-flow of whole heat exchanger or radiator core uniform,
To improve fan efficiency, and make the air return of fan minimum, it is ensured that the air quantity that fan produces all flows through radiator 22, improves
The efficiency of cooling system, while air is obtained distribution evenly on core and can prevent the hot-air in enging cabin from returning
Stream.Closed framework is provided with extension edge close to the side of installing rack of fan 26, and installing rack of fan 26 is rotatablely installed by hinge
In on extension edge.
Installing rack of fan 26 is rotatablely connected with wind scooper 25, and temperature-controlled fan 24 is installed on installing rack of fan 26, saves screening
Guard board structure, after temperature-controlled fan 24 or pipeline failure, can open hood by rotary fan mounting bracket 26
Maintaining is carried out, it is easy to maintain simple and direct, reduce labor intensity；When bull-dozer works normally, temperature-controlled fan 24, which rotates forward, to be used for
Radiator 22 radiates；When radiator 22 blocks, it can be inverted by temperature-controlled fan 24 and siphon away impurity, can also be without dismounting
In the case of fan, impurity is cleared up after rotary fan mounting bracket 26, you can maintenance；Or can be by control device according to detection
The surface injection fluid of the nozzle 21 of the operating parameter control cleaning device of the radiator 22 arrived towards radiator 22 carries out core
Cleaning.
Referring to Fig. 4, the embodiment of the present invention also provides a kind of bull-dozer cooling self-cleaning control method, using above-mentioned bull-dozer
Self-cleaning system is cooled down, when radiator 22 blocks, control device is according to blocked state and blocks grade control cleaning dress
Automatic progress core cleaning is put, damages to prevent continuing operation to cooling system performance or service life, specifically includes following steps：
Bulldozer heat radiation cooling performance relevant parameter in recent years is studied, determines the core of wind pressure, wind speed and radiator 22
Body resistance dependency relation, and wind pressure, wind speed are grouped, determines the corresponding blocking grade of different wind pressure, wind speed, and by number
According to storage into the database of control device.
In bulldozer operating process, the operating parameter of several positions of radiator 22 is obtained in real time, and by operating parameter
It is delivered to control device；Specifically, several sensors 23 are set on radiator 22, for detecting 22 diverse location of radiator
Parameter, while multiple positions are monitored, monitoring is comprehensive.
The operating parameter received compared with corresponding preset value, is judged that radiator 22 blocks shape by control device
State.In database, core blocked state is divided into two kinds of situations, one kind is local stoppages, and cooling system is locally affected；Separately
A kind of situation blocks to be overall, and cooling system includes hydraulic oil, engine water temperature can all be affected.The operation of several positions
In parameter, the operating parameter of portion exceeds preset value, then radiator 22 is local stoppages, and the operating parameter of whole positions is equal
Beyond preset value, then radiator 22 is overall blocking.
When judge break down position after, according to comparative result determine radiator 22 block grade, when operating parameter not
During more than the first preset value, radiator 22 is unplugged；When operating parameter is more than the first preset value and is less than the second preset value, dissipate
Hot device 22 blocks for level-one；When operating parameter is more than the second preset value, radiator 22 blocks for two level.I.e. local stoppages with it is whole
Body blocks all will not be immediately exposed to influence comprising slight block with two grades of Severe blockage, the slight cooling system performance that blocks；
During Severe blockage, bull-dozer, which keeps big load operation, can seriously reduce cooling performance, such as engine water temperature rise, cylinder body mistake
Heat；Hydraulic oil temperature raises, and influences operating valve normal condition etc..In the present embodiment, level-one blocks blocks to be slight, and two level blocks
For Severe blockage.
After definite blocked state and grade, control device sends feedback control signal to cleaning device, makes it according to setting
Constant-pressure cleans core.
When radiator 22 be local stoppages and be level-one block when, regulating device adjust nozzle 21 arrive blocking position, cleaning
The cleaning pressure of device is first pressure；When radiator 22 be local stoppages and be two level block when, regulating device adjust nozzle
21 arrive blocking position, and the cleaning pressure of cleaning device is second pressure, and second pressure is more than first pressure；When radiator 22 is overall
When blocking and being blocked for level-one, regulating device adjusts nozzle 21 and arrives blocking position, and the cleaning pressure of cleaning device is first pressure；
When the entirety of radiator 22 blocks and is blocked for two level, regulating device adjusts nozzle 21 and arrives blocking position, the cleaning of cleaning device
Pressure is second pressure.I.e. when local stoppages, nozzle 21 can be adjusted according to blocking position, adopted according to grade is blocked
Cleaned and local high-pressure wash with local depression；, can be according to blocking grade using overall low pressure purge and whole when integrally blocking
Body high-pressure wash.Therefore, cooling Self-cleaning system to the cooling performance at 22 each position of radiator can analyze simultaneously basis
Different situations implements corresponding feedback control to radiator 22, so as to fulfill the best performance of cooling system is ensured.
If judging, radiator 22 is unplugged, again obtain radiator 22 on several positions operating parameter, repeat into
The above-mentioned judgement flow of row, until bull-dozer is stopped.
In the present embodiment, operating parameter includes wind speed and wind pressure.Control device is the electronic control list of electric-control motor
First ECU (Electronic Control Unit), abbreviation main controller, completes the collection and distributive value, spray of engine various parameters
The control of oily timing.
Embodiment of above is to elaborate the basic principle and characteristic of the present invention, and the present invention limits from the above embodiment
System, without departing from the spirit and scope of the present invention, the present invention also have various changes, these changes and modifications are all
Fall into scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (10)
1. a kind of bull-dozer cools down Self-cleaning system, it is characterised in that including：
Cleaning device, is arranged at the side of radiator (22), and the cleaning device includes several nozzles (21) being spaced apart；
Regulating device, is connected with the nozzle (21), for adjusting position and the spray angle of the nozzle (21)；
Control device, is connected with the cleaning device and the regulating device, according to the radiator (22) detected
Operating parameter, controls the nozzle (21) to spray fluid towards the surface of the radiator (22).
2. bull-dozer according to claim 1 cools down Self-cleaning system, it is characterised in that the regulating device includes：
Rotating mechanism, including stent, the main shaft that is rotatably dispose on the stent and for driving the main shaft rotating
Motor, the nozzle (21) are connected with the main shaft；
Level(l)ing mechanism, including the first supporting table and the first cylinder being arranged in first supporting table, first gas
The output terminal of cylinder is connected with the stent；
Vertical adjusting mechanism, including the second supporting table and the second cylinder being arranged in second supporting table, second gas
The output terminal of cylinder is connected with first supporting table.
3. bull-dozer according to claim 1 cools down Self-cleaning system, it is characterised in that the injection side of the nozzle (21)
It it is 30 °~60 ° to the angle between the surface of the radiator (22).
4. Self-cleaning system is cooled down according to claim 1-3 any one of them bull-dozer, it is characterised in that further include：
Temperature-controlled fan (24)；
Wind scooper (25), it is the closed framework for being centered around the temperature-controlled fan (24) periphery, the wind scooper (25) and institute
Radiator (22) connection is stated, the cleaning device is arranged at the side that the radiator (22) deviates from the wind scooper (25)；
Installing rack of fan (26), its one end are rotatablely connected with the wind scooper (25), and the other end is led by retaining mechanism with described
Fan housing (25) is locked, and the temperature-controlled fan (24) is installed on the installing rack of fan (26).
5. bull-dozer according to claim 4 cools down Self-cleaning system, it is characterised in that further includes hood, the hood
Including preceding hood and rear hood, the wind scooper (25) is arranged on the preceding hood, and engine is provided with the rear hood
(27), the engine (27) is connected by hydraulic motor with the temperature-controlled fan (24).
6. a kind of bull-dozer cools down self-cleaning control method, it is characterised in that including：
The operating parameter of several positions of radiator is obtained in real time, and operating parameter is delivered to control device；
The operating parameter received compared with corresponding preset value, is judged radiator blocked state by control device；
Determine that radiator blocks grade according to comparative result；
The cleaning positions of cleaning device are determined according to blocked state, the cleaning pressure of cleaning device is determined according to blocking grade.
7. bull-dozer according to claim 6 cools down self-cleaning control method, it is characterised in that judges that radiator blocks shape
State includes：
In the operating parameter of several positions, beyond preset value, then radiator is local stoppages to the operating parameter of portion, entirely
Beyond preset value, then radiator blocks the operating parameter of portion position to be overall.
8. bull-dozer according to claim 7 cools down self-cleaning control method, it is characterised in that is determined according to comparative result
Radiator, which blocks grade, to be included：
When operating parameter is not more than the first preset value, radiator is unplugged；
When operating parameter is more than the first preset value and is less than the second preset value, radiator blocks for level-one；
When operating parameter is not less than the second preset value, radiator blocks for two level.
9. bull-dozer according to claim 8 cools down self-cleaning control method, it is characterised in that when radiator is local stifled
When filling in and being blocked for level-one, regulating device adjusts nozzle to blocking position, and the cleaning pressure of cleaning device is first pressure；
When radiator is local stoppages and when being that two level blocks, regulating device adjusts nozzle to blocking position, cleaning device it is clear
It is second pressure to wash pressure, and the second pressure is more than the first pressure；
When radiator integrally blocks and is blocked for level-one, regulating device adjusts nozzle to blocking position, the cleaning of cleaning device
Pressure is first pressure；
When radiator integrally blocks and is blocked for two level, regulating device adjusts nozzle to blocking position, the cleaning of cleaning device
Pressure is second pressure.
10. bull-dozer according to claim 6 cools down self-cleaning control method, it is characterised in that the operating parameter bag
Include wind speed and wind pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711166192.3A CN107961921A (en) | 2017-11-21 | 2017-11-21 | A kind of bull-dozer cooling Self-cleaning system and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711166192.3A CN107961921A (en) | 2017-11-21 | 2017-11-21 | A kind of bull-dozer cooling Self-cleaning system and its control method |
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| CN107961921A true CN107961921A (en) | 2018-04-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623062A (en) * | 2020-05-06 | 2021-11-09 | 长城汽车股份有限公司 | Self-cleaning control method and device for engine thermal management module |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101614225A (en) * | 2009-07-07 | 2009-12-30 | 中国矿业大学 | Emulsion pump station automatic unloading and self-cleaning filter device |
| CN102278803A (en) * | 2011-08-31 | 2011-12-14 | 广东美的电器股份有限公司 | Method for controlling dust removal device of heat exchanger of outdoor machine of air conditioner |
| CN202751900U (en) * | 2012-07-19 | 2013-02-27 | 北京康孚科技股份有限公司 | On-line self-cleaning type electret air filtering system |
| CN103230715A (en) * | 2013-04-15 | 2013-08-07 | 赵永胜 | Air filter core dedusting equipment |
| CN103398628A (en) * | 2013-08-21 | 2013-11-20 | 三一重通机械有限公司 | Self-cleaning device for heat dissipater and bulldozer |
| CN204024791U (en) * | 2014-08-15 | 2014-12-17 | 徐工集团工程机械股份有限公司科技分公司 | There is the loader independent heat dissipation control system of reverse function |
| CN104842954A (en) * | 2015-04-22 | 2015-08-19 | 四川和鼎环保工程有限责任公司 | Automobile washing device |
| CN104896711A (en) * | 2015-06-11 | 2015-09-09 | 广东美的暖通设备有限公司 | Automatic cleaning system, air conditioner and control method |
| CN105120727A (en) * | 2012-12-07 | 2015-12-02 | 伊莱克斯家用产品公司 | Method and system for detecting and removing a clogging condition of a filter in a dishwasher |
| CN105443421A (en) * | 2014-08-18 | 2016-03-30 | 联想(北京)有限公司 | Fan control system |
| CN205592004U (en) * | 2016-03-11 | 2016-09-21 | 凯迈(洛阳)机电有限公司 | Fan mounting bracket and use heat abstractor and car of this fan mounting bracket |
-
2017
- 2017-11-21 CN CN201711166192.3A patent/CN107961921A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101614225A (en) * | 2009-07-07 | 2009-12-30 | 中国矿业大学 | Emulsion pump station automatic unloading and self-cleaning filter device |
| CN102278803A (en) * | 2011-08-31 | 2011-12-14 | 广东美的电器股份有限公司 | Method for controlling dust removal device of heat exchanger of outdoor machine of air conditioner |
| CN202751900U (en) * | 2012-07-19 | 2013-02-27 | 北京康孚科技股份有限公司 | On-line self-cleaning type electret air filtering system |
| CN105120727A (en) * | 2012-12-07 | 2015-12-02 | 伊莱克斯家用产品公司 | Method and system for detecting and removing a clogging condition of a filter in a dishwasher |
| CN103230715A (en) * | 2013-04-15 | 2013-08-07 | 赵永胜 | Air filter core dedusting equipment |
| CN103398628A (en) * | 2013-08-21 | 2013-11-20 | 三一重通机械有限公司 | Self-cleaning device for heat dissipater and bulldozer |
| CN204024791U (en) * | 2014-08-15 | 2014-12-17 | 徐工集团工程机械股份有限公司科技分公司 | There is the loader independent heat dissipation control system of reverse function |
| CN105443421A (en) * | 2014-08-18 | 2016-03-30 | 联想(北京)有限公司 | Fan control system |
| CN104842954A (en) * | 2015-04-22 | 2015-08-19 | 四川和鼎环保工程有限责任公司 | Automobile washing device |
| CN104896711A (en) * | 2015-06-11 | 2015-09-09 | 广东美的暖通设备有限公司 | Automatic cleaning system, air conditioner and control method |
| CN205592004U (en) * | 2016-03-11 | 2016-09-21 | 凯迈(洛阳)机电有限公司 | Fan mounting bracket and use heat abstractor and car of this fan mounting bracket |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623062A (en) * | 2020-05-06 | 2021-11-09 | 长城汽车股份有限公司 | Self-cleaning control method and device for engine thermal management module |
| CN113623062B (en) * | 2020-05-06 | 2022-07-29 | 长城汽车股份有限公司 | Self-cleaning control method and device for engine thermal management module |
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Application publication date: 20180427 |