CN205532829U - Intelligence engine cooling device and vehicle - Google Patents
Intelligence engine cooling device and vehicle Download PDFInfo
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- CN205532829U CN205532829U CN201620359623.2U CN201620359623U CN205532829U CN 205532829 U CN205532829 U CN 205532829U CN 201620359623 U CN201620359623 U CN 201620359623U CN 205532829 U CN205532829 U CN 205532829U
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Abstract
The utility model provides an intelligence engine cooling device and vehicle, intelligence engine cooling device includes electronic cooling fan, oil cooler, fan heater, inflation kettle, cylinder body water jacket, cylinder cover water sleeve and radiator, still includes: separation and reunion formula water pump sets up the cylinder body water jacket with cylinder cover water sleeve's water inlet, electronic thermostat sets up the water jacketed delivery port of cylinder body, auxiliary pump, the tube coupling the water jacketed water outlet pipe way of cylinder body. The utility model discloses technical scheme is through gathering temperature information and vehicle operation parameter, and according to temperature information and vehicle operation parameter are controlled separation and reunion formula water pump, electronic thermostat, auxiliary pump and electronic cooling fan respectively to the operating temperature of adjusting motor coolant liquid has improved fuel economy and has improved the exhaust emission problem.
Description
Technical field
This utility model relates to vehicle motor and controls technical field, particularly relates to a kind of intelligent engine cold
Radiator cooler and vehicle.
Background technology
In automotive field, engine-cooling system is that when being worked by vehicle motor, hot parts is absorbed
Heat take away in time, maintain them at the device of work within the scope of normal temperature.Travel at vehicle
During, electromotor provides power by fuel for vehicle, the most of energy (about 70%) in fuel
It is converted into heat, distributes these heats and then rely primarily on automobile cooling system.Engine-cooling system
Groundwork be to distribute heat to prevent engine overheat in air, but cooling system also has other
Effect.In the case of electromotor turns cold, the abrasion of assembly can be accelerated, so that engine efficiency reduces also
And give off more multi-pollutant.Therefore, another important function of cooling system is to make electromotor heat up as early as possible,
And make it keep constant temperature.Fuel is sustained combustion in electromotor.The heat major part produced in combustion process
Discharge from gas extraction system, but still have partial heat to be detained within the engine, so that it heats up.When cold
But, when the temperature of liquid is about 105 DEG C, electromotor reaches optimal operational condition.At this temperature: combustor
Temperature be enough to make fuel evaporate completely, therefore can preferably make fuel combustion and reduce gas discharge.
If leaner for lubricating the lubricating oil of electromotor, viscosity is relatively low, then engine part can be cleverer
Operate alively, and the energy that electromotor consumes during rotating around self parts also will reduce.Gold
Belong to part and be less susceptible to abrasion.
In prior art, the cooling system of electromotor mainly has cooling jacket, normal rotation type water pump, wax formula to save
The parts compositions such as temperature device, radiator, cooling fan and cooling line.Wherein, normal rotation type water pump, joint
Temperature device plays an important role for the regulation of cooling system temperature with cooling fan, and they can be according to car
The operating condition of various complexity regulates the running parameter of self, and normal rotation type water pump is used for carrying coolant,
Cooling fan is used for cooling, and opens in conjunction with the characteristic of expanding with heat and contract with cold of the temperature module in waxtype thermostat
Or turn off the flowing of coolant, with regulate engine temperature to meet vehicle in the case of different operating for
The temperature requirements of electromotor.
But, the most harsh along with energy-saving and emission-reduction standard, in existing engine-cooling system, by
In using traditional normal rotation type water pump, cooling fan and waxtype thermostat, the oil consumption causing electromotor is high,
Discharge height, also results in energy waste.
Utility model content
This utility model solves the technical problem that the fuel-economizing discharge performance being how to improve electromotor.
For solving above-mentioned technical problem, this utility model embodiment provides a kind of intelligent engine chiller,
Described intelligent engine chiller includes electronic cooling fan, oil cooler, steam air heater, swelling water
Kettle, cylinder body water jacket, cylinder cover water jacket and radiator,
Clutch type water pump, is arranged on described cylinder body water jacket and the water inlet of described cylinder cover water jacket；
Electronic thermostat, is arranged on the outlet of described cylinder body water jacket；
Auxiliary pump, pipeline connects the described outlet of described cylinder body water jacket.
Optionally, the outlet of the auxiliary-valve of described electronic thermostat is connected with partial circulating pipeline；Main valve
The outlet of door is connected with the water inlet pipe of described radiator.
Optionally, the outlet pipe of described steam air heater and described partial circulating pipeline are back to described clutch after collecting
Formula water pump.
Optionally, the water inlet pipeline of described radiator connects the outlet of described cylinder body water jacket, described scattered
The outlet of hot device is connected to described clutch type water pump.
Optionally, described radiator is provided with aerofluxus water pipe and is connected with described expansion tank, described swelling water
Outlet pipe below kettle is connected to described clutch type water pump.
For solving above-mentioned technical problem, this utility model embodiment also discloses a kind of vehicle, described vehicle
Including described intelligent engine chiller.
Compared with prior art, the technical scheme of this utility model embodiment has the advantages that
This utility model embodiment by use clutch type water pump, electronic thermostat, electron assistant water pump and
Electronic cooling fan, when engine cold-start, obtains first according to ambient temperature and vehicle operating parameters
Control instruction, controls the clutch assembly of clutch type water pump, engages or cut off belt wheel and described disengaging type water
The connection of pump, the thermal resistance that adds of electronic thermostat does not works；When described electromotor is operated in middle-low load,
Described clutch type water pump often turns, and the thermal resistance that adds of described electronic thermostat does not works, described main valve according to
The coolant temperature of described electromotor is opened to a certain extent, and described auxiliary-valve is according to described cooling liquid temperature
Degree is closed to a certain extent；When described electromotor is operated in full load, described clutch type water pump often turns,
It is calculated the second control instruction according to vehicle operating parameters information, controls the heating of described electronic thermostat
Resistance performance, described main valve standard-sized sheet, described auxiliary-valve is closed；After engine misses, according to described
Coolant temperature and described ambient temperature control auxiliary pump and start and the duration of runs, drive supercharger cooling
Pipeline coolant circulates.By to clutch type water pump, electronic thermostat, auxiliary pump and electronic cooling wind
Fan is controlled, the operating temperature of regulation engine coolant, it is ensured that engine health is run, and improves
Fuel economy also improves emission pollution problem.
Accompanying drawing explanation
Fig. 1 is that the intelligent engine chiller of a kind of cold-start phase of this utility model embodiment arranges knot
Structure schematic diagram；
Fig. 2 is the intelligent engine chiller arrangement of a kind of load stage of this utility model embodiment
Schematic diagram；
Fig. 3 is that the intelligent engine chiller arrangement after a kind of shutdown of this utility model embodiment shows
It is intended to.
Detailed description of the invention
As described in the background art, the most harsh along with energy-saving and emission-reduction standard, cold at existing motor
But in system, traditional normal rotation type water pump, cooling fan and waxtype thermostat, oil consumption is high, discharge height,
Also result in energy waste.
This utility model embodiment by use clutch type water pump, electronic thermostat, electron assistant water pump and
Electronic cooling fan, when engine cold-start, obtains first according to ambient temperature and vehicle operating parameters
Control instruction, controls the clutch assembly of clutch type water pump, engages or cut off belt wheel and described disengaging type water
The connection of pump, the thermal resistance that adds of electronic thermostat does not works；When described electromotor is operated in middle-low load,
Described clutch type water pump often turns, and the thermal resistance that adds of described electronic thermostat does not works, described main valve according to
The coolant temperature of described electromotor is opened to a certain extent, and described auxiliary-valve is according to described cooling liquid temperature
Degree is closed to a certain extent；When described electromotor is operated in full load, described clutch type water pump often turns,
It is calculated the second control instruction according to vehicle operating parameters information, controls the heating of described electronic thermostat
Resistance performance, described main valve standard-sized sheet, described auxiliary-valve is closed；After engine misses, according to described
Coolant temperature and described ambient temperature control auxiliary pump and start and the duration of runs, drive supercharger cooling
Pipeline coolant circulates.By to clutch type water pump, electronic thermostat, auxiliary pump and electronic cooling wind
Fan is controlled, the operating temperature of regulation engine coolant, it is ensured that engine health is run, and improves
Fuel economy also improves emission pollution problem.
Understandable for enabling above-mentioned purpose of the present utility model, feature and advantage to become apparent from, below in conjunction with
Specific embodiment of the utility model is described in detail by accompanying drawing.
Fig. 1 is that the intelligent engine chiller of a kind of cold-start phase of this utility model embodiment arranges knot
Structure schematic diagram.
Refer to Fig. 1, described intelligent engine chiller includes: electronic cooling fan 108, machine oil are cold
But device 102, steam air heater 106, expansion tank 107, cylinder body water jacket 112, cylinder cover water jacket 111, radiator
109, change speed gear box oil cooler 110, clutch type water pump 101, electronic thermostat 103 and auxiliary pump
104。
In the present embodiment, clutch type water pump 101 and described cylinder body water jacket 112 and described cylinder cover water jacket 111
Water inlet connection.Electronic thermostat 103 is arranged on the outlet 113 of described cylinder body water jacket 112.Auxiliary
Water pump 104 pipeline connects the outlet 113 of described cylinder body water jacket 112.Cylinder cover water jacket 111 and cylinder body water jacket
112 cool down for cross-flow type, can realize being evenly distributed of each cylinder temperature.
In the present embodiment, being different from the belt transmission of traditional engine cooling water pump, belt wheel is protected with water pump
Hold Hard link.Clutch type water pump 101 can select to access and separate both of which according to travel condition of vehicle,
Clutch type water pump 101 has two kinds of mode of operations, including normal rotary-die type and disengaging type mode of operation.Turn often
Under pattern, belt wheel is connected with the rotating shaft persistence of described clutch type water pump 101, clutch type water pump 101
Pump shaft persistence rotates；Under disengaging type mode of operation, belt wheel and described clutch type water pump 101 bent axle
Connection engage according to wagon control instruction or cut off, the pump shaft of clutch type water pump 101 interval
Property rotate.
In this utility model embodiment, the outlet of the auxiliary-valve of described electronic thermostat 103 and partial circulating
Pipeline (sign) is connected；The outlet of main valve is connected with the water inlet pipe of described radiator 109.
The outlet pipe of described steam air heater 106 and described partial circulating pipeline are back to described clutch type water pump after collecting.
The water inlet pipeline of described radiator 109 connects the outlet of described cylinder body water jacket 112, described radiator
The outlet of 109 is connected to described clutch type water pump 101.Described radiator 109 is provided with aerofluxus water pipe and institute
Stating expansion tank 107 to be connected, the outlet pipe below described expansion tank 107 is connected to described disengaging type
Water pump 101.
In the present embodiment, in described intelligent engine chiller during engine cold-start, engine management
System (Engine Management System, EMS) is according to ambient temperature and described vehicle operating parameters
Obtain the first control instruction, control the clutch assembly of clutch type water pump 101, engage or cut off belt wheel with
The connection of described clutch type water pump 101 rotating shaft；First control instruction can control electronic thermostat 103
Add opening degree and the opening time of the duty of thermal resistance, main valve and auxiliary-valve so that electronics saves
The thermal resistance that adds of temperature device 103 does not works, and main valve contract fully, auxiliary-valve full open, described coolant is
Partial circulating state.
In the present embodiment, ambient temperature and vehicle, according to the sensing data in vehicle, are run ginseng by EMS
Number conversion becomes the signal of telecommunication, and transmits the control unit to EMS.The control unit of EMS by described information with
Storage target information compares, and obtains and export the first control instruction after logical calculated.
It is understood that the air inflow of electromotor, coolant temperature, engine speed, speed, wink
Time the parameter such as oil consumption, rotation speed of the fan, air-conditioning state can also affect the first control instruction.
In being embodied as, described first control instruction is pulse width modulating signal (Pulse Width
Modulation, PWM) instruction；Described first control instruction controls belt wheel and the institute of clutch type water pump 101
State clutch type water pump 101 joint or cut off time, between belt wheel with water pump moment of torsion transmission corresponding joint or
Cut off, it is achieved the intermittent unlatching of clutch type water pump 101, shorten warm-up period, reduce electromotor
Oil consumption.
In being embodied as, clutch type water pump 101 is when engine cold-start, and clutch assembly works, water
Pump belt wheel rotates, and water pump vane does not rotates, and engine interior coolant does not circulates；Clutch type water pump simultaneously
With oil cooler 102, oil filter composition integrated form module, it is achieved water temperature and the rapid convective of oil temperature,
Improve heat exchange efficiency.
In being embodied as, in the engine cold-start stage, described first control instruction controls electronic thermostat
103 add thermal resistance does not works, and main valve is closed, and auxiliary-valve is opened；In this case, cylinder body water jacket
Coolant within 112 is in partial circulating state；In partial circulating state, the flow velocity of coolant is slow, Ke Yijia
The warming-up process of fast electromotor.
In being embodied as, steam air heater 106 circulates coolant, when engine temperature raises, warm braw
Coolant heating the most therewith in device 106, so that steam air heater 106 reaches to the effect of Vehicle heating.?
During described engine cold-start, when ambient temperature is less than minimum ambient temperature setting value, in steam air heater 106
Need to obtain more heat from coolant, in order to meet the traffic demand of steam air heater 106, make vehicle drive
The temperature sailing room quickly raises, and described clutch type water pump 101 is in normal rotary-die type, to accelerate to improve cooling
Liquid stream is dynamic and heat transmits.
It is understood that described minimum ambient temperature setting value can be done according to actual application environment and adapt to
The adjustment of property.
Fig. 2 is the intelligent engine chiller arrangement of a kind of load stage of this utility model embodiment
Schematic diagram.
Refer to Fig. 2, when described electromotor is operated in middle-low load, described clutch type water pump 101 often turns,
The thermal resistance that adds of described electronic thermostat 103 does not works, and described main valve exists according to described coolant temperature
Opening to a certain extent, described auxiliary-valve is closed to a certain extent according to described coolant temperature, described
Coolant is mixing circulation.
In the present embodiment, electromotor is that middle-low load represents that the air throttle of electromotor is opened to a certain extent；
Described electronic thermostat 103 is according to described coolant temperature control bound door and the opening and closing of auxiliary-valve
Degree；When described electromotor is operated in the middle-low load stage, controls coolant temperature and reach and be maintained at the
One design temperature 105 DEG C.
In the present embodiment, after engine cold-start, when coolant temperature reaches room temperature, clutch type water pump 101
Transmission combines, clutch type water pump 101 normal rotation.Within the engine during underload, electronic thermostat 103
The thermal resistance that adds do not work, in order to by coolant temperature control in target temperature range, reduce machine oil glue
Degree, decreases the mechanical friction losses such as piston and heat conduction loss, reduces oil consumption.
In the present embodiment, when described electromotor is full load, the institute of described intelligent engine chiller
State clutch type water pump 101 often to turn, be calculated the second control instruction according to vehicle operating parameters；Second control
What system instruction can control electronic thermostat 103 adds the duty of thermal resistance, main valve and auxiliary-valve
Opening degree and opening time, control the heating resistance performance of described electronic thermostat 103, described main valve
Door standard-sized sheet, described auxiliary-valve is fully closed, and described coolant is in systemic circulation state, carries out through radiator 109
Cooling, and machine oil in cooler for engine oil 102 and change speed gear box oil cooler 110 is cooled down.
In the present embodiment, when the engine runs, coolant can not stop circulation in cooling water channel, halfway
Can flow through expansion tank 107, if hypertonia, unnecessary gas is by the gas bleeder valve from expansion tank 107
Overflow, it is to avoid the leakage phenomenon that cooling system hypertonia causes.
In the present embodiment, full engine load represents the WOT of electromotor, and inspiration capacity is maximum, defeated
Go out prominent working condition.When described electromotor is operated in the full load stage, control coolant temperature
Reach and keep the second design temperature 95 DEG C.
In being embodied as, electromotor is when full load, and clutch type water pump 101 often turns, and EMS is according to starting
The value of calculation that the sensor informations such as machine rotating speed, speed, load, intake air temperature draw is to electronic thermostat 103
Automatically controlled bag on-load voltage；Control the heating resistance performance of electronic thermostat 103, main valve standard-sized sheet, pair
Valve closing, coolant is in systemic circulation state；Coolant, can be fast after radiator 109 cools down
The low engine temperature of prompt drop, prevents engine overheat, makes engine temperature control in target temperature range.
Machine oil in cooler for engine oil 102 and change speed gear box oil cooler 110 is carried out by coolant simultaneously
Cooling.
In the present embodiment, the electronic thermostat 103 that electronic system controls, use relative to tradition and expand with heat and contract with cold
Principle controls the thermostat of coolant temperature, it is possible to more accurately specifically control according to vehicle condition
Adjust coolant temperature.
In being embodied as, electromotor, when full load, makes coolant temperature control in lower temperature range,
If electronic thermostat 103 standard-sized sheet and have the cooling of head-on wind, ECT still may rise,
In this case, need to start electronic cooling fan 108 and cool down, the shelves of electronic cooling fan 108
Position scalable.
In being embodied as, EMS is according to compressor state, air conditioning pressure, ECT, ring
The operational factors such as border temperature, speed, through electronic control unit (Electronic Control Unit, ECU)
Calculating output voltage control signal, the gear and the rotating speed that control electronic cooling fan 108 cool down.
Electronic cooling fan 108 gear information is as shown in table 1.
Refer to table 1, two PIN needle A of EMS and B connect control voltage, by different level
Compound mode controls the gear of electronic cooling fan 108.PIN needle A and B control voltage and are low level
When 0, the gear of electronic cooling fan 108 is 0, and wherein, 0 grade represents closedown；PIN needle A is high electricity
Flat 1, when PIN needle B is low level 0, the gear of electronic cooling fan 108 is 1, wherein, and 1 grade of table
Show at a slow speed；PIN needle A is low level 0, when PIN needle B is high level 1, and electronic cooling fan 108
Gear be 2, wherein, 2 grades represent middling speeds；When PIN needle A and B control voltage are high level 1,
The gear of electronic cooling fan 108 is 3, and wherein, 3 grades represent quickly.
| Control voltage A | Control voltage B | Gear |
| 0 | 0 | 0 (closedown) |
| 1 | 0 | 1 (at a slow speed) |
| 0 | 1 | 2 (middling speeds) |
| 1 | 1 | 3 (quickly) |
Table 1
It is understood that in actual applied environment, described electronic cooling fan 108 is at each gear
Rotating speed can do adaptive adjustment.
The electronic cooling fan 108 of this utility model embodiment can realize the regulation of different wind-speed gear,
Be conducive to the control to coolant temperature.
This utility model embodiment passes through collecting temperature information and vehicle operating parameters, and according to described temperature
Information and vehicle operating parameters are respectively to clutch type water pump, electronic thermostat, auxiliary pump and electronic cooling
Fan is controlled, thus regulates the operating temperature of engine coolant, improves fuel economy and changes
It is apt to emission pollution problem, improves the fuel-economizing discharge performance of engine cooling apparatus.
Fig. 3 is that the intelligent engine chiller arrangement after a kind of shutdown of this utility model embodiment shows
It is intended to.
Refer to Fig. 3, after described engine misses, EMS is according to ECT and environment temperature
Degree signal controls auxiliary pump 104 and starts and the duration of runs, drives supercharger 105 cooling line coolant
Circulation.
In the present embodiment, auxiliary pump 104 drives supercharger 105 cooling line to circulate a period of time, can
With protection protection supercharger 105 bearing, extend the service life of supercharger 105.
In being embodied as, after engine misses, coolant temperature is more than set temperature value 85 DEG C, auxiliary pump
104 run, and the operation time is based primarily upon ECT and ambient temperature carries out mathematic interpolation and obtains
Go out, but the long running time is not over the time of setting.
It is understood that described set temperature value and setting time can do suitable according to actual application environment
Answering property adjusts.
In the present embodiment, auxiliary pump 104 is used for cooling down supercharger 105.Auxiliary pump 104 is by brushless electricity
Machine drives wheel rotation, can work a period of time, make coolant at disengaging type after engine thermal office closes
Water pump 101 continues the cooling line circulation of supercharger 105 after quitting work, stop internal for supercharger 105
Stagnant heat eliminates, thus after avoiding engine misses around the turbine bearing of supercharger 105 machine oil because of mistake
Thermal conductance causes coking knot carbon, reaches the effect protecting bearing to extend supercharger 105 service life.
This utility model embodiment also discloses a kind of vehicle, and described vehicle includes that described intelligent engine is cold
Radiator cooler.
Although this utility model discloses as above, but this utility model is not limited to this.Any this area skill
Art personnel, without departing from spirit and scope of the present utility model, all can make various changes or modifications, because of
This protection domain of the present utility model should be as the criterion with claim limited range.
Claims (6)
1. an intelligent engine chiller, including electronic cooling fan, oil cooler, steam air heater, swollen
Swollen kettle, cylinder body water jacket, cylinder cover water jacket and radiator, it is characterised in that also include:
Clutch type water pump, is arranged on described cylinder body water jacket and the water inlet of described cylinder cover water jacket；
Electronic thermostat, is arranged on the outlet of described cylinder body water jacket；
Auxiliary pump, pipeline connects the described outlet of described cylinder body water jacket.
Intelligent engine chiller the most according to claim 1, it is characterised in that described electronics joint temperature
The outlet of the auxiliary-valve of device is connected with partial circulating pipeline；The outlet of main valve and described radiator
Water inlet pipe be connected.
Intelligent engine chiller the most according to claim 2, it is characterised in that described steam air heater
Outlet pipe and described partial circulating pipeline are back to described clutch type water pump after collecting.
Intelligent engine chiller the most according to claim 1, it is characterised in that: described radiator
Water inlet pipeline connects the outlet of described cylinder body water jacket, and the outlet of described radiator is connected to described
Clutch type water pump.
Intelligent engine chiller the most according to claim 1, it is characterised in that described radiator sets
Having aerofluxus water pipe to be connected with described expansion tank, the outlet pipe below described expansion tank is connected to institute
State clutch type water pump.
6. a vehicle, it is characterised in that include the intelligent engine as described in any one of claim 1 to 5
Chiller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620359623.2U CN205532829U (en) | 2016-04-26 | 2016-04-26 | Intelligence engine cooling device and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620359623.2U CN205532829U (en) | 2016-04-26 | 2016-04-26 | Intelligence engine cooling device and vehicle |
Publications (1)
| Publication Number | Publication Date |
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| CN205532829U true CN205532829U (en) | 2016-08-31 |
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ID=56797412
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| CN201620359623.2U Expired - Fee Related CN205532829U (en) | 2016-04-26 | 2016-04-26 | Intelligence engine cooling device and vehicle |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106870061A (en) * | 2017-02-22 | 2017-06-20 | 重庆长安汽车股份有限公司 | A kind of cooling system of rapidly pre-warming speed changer machine oil |
| CN107060982A (en) * | 2016-12-31 | 2017-08-18 | 北奔重型汽车集团有限公司 | A kind of heavy-duty commercial vehicle fan cooling system |
| CN108180083A (en) * | 2017-12-27 | 2018-06-19 | 广西玉柴机器股份有限公司 | Engine cooling water jacket structure |
| CN108180084A (en) * | 2017-12-27 | 2018-06-19 | 广西玉柴机器股份有限公司 | Engine cooling water jacket structure |
| CN108843439A (en) * | 2018-08-01 | 2018-11-20 | 湖南机油泵股份有限公司 | A kind of cooling system for vehicle accurately controlled |
| CN112145278A (en) * | 2020-06-30 | 2020-12-29 | 东风马勒热系统有限公司 | Electric control silicone oil fan clutch of hybrid power type motor |
| CN113202677A (en) * | 2021-04-25 | 2021-08-03 | 东风富士汤姆森调温器有限公司 | Electric control temperature control valve control method for internal combustion engine thermal management |
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2016
- 2016-04-26 CN CN201620359623.2U patent/CN205532829U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060982A (en) * | 2016-12-31 | 2017-08-18 | 北奔重型汽车集团有限公司 | A kind of heavy-duty commercial vehicle fan cooling system |
| CN106870061A (en) * | 2017-02-22 | 2017-06-20 | 重庆长安汽车股份有限公司 | A kind of cooling system of rapidly pre-warming speed changer machine oil |
| CN108180083A (en) * | 2017-12-27 | 2018-06-19 | 广西玉柴机器股份有限公司 | Engine cooling water jacket structure |
| CN108180084A (en) * | 2017-12-27 | 2018-06-19 | 广西玉柴机器股份有限公司 | Engine cooling water jacket structure |
| CN108843439A (en) * | 2018-08-01 | 2018-11-20 | 湖南机油泵股份有限公司 | A kind of cooling system for vehicle accurately controlled |
| CN112145278A (en) * | 2020-06-30 | 2020-12-29 | 东风马勒热系统有限公司 | Electric control silicone oil fan clutch of hybrid power type motor |
| CN113202677A (en) * | 2021-04-25 | 2021-08-03 | 东风富士汤姆森调温器有限公司 | Electric control temperature control valve control method for internal combustion engine thermal management |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 |