CN106837621A - Engineering machinery vehicle gas extraction system heat utilization device and its control system - Google Patents
Engineering machinery vehicle gas extraction system heat utilization device and its control system Download PDFInfo
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- CN106837621A CN106837621A CN201710213511.5A CN201710213511A CN106837621A CN 106837621 A CN106837621 A CN 106837621A CN 201710213511 A CN201710213511 A CN 201710213511A CN 106837621 A CN106837621 A CN 106837621A
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- Prior art keywords
- oil
- radiator
- fan
- coolant
- engineering machinery
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M31/00—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture
- F02M31/02—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for heating
- F02M31/16—Other apparatus for heating fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/02—Pressure lubrication using lubricating pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M5/00—Heating, cooling, or controlling temperature of lubricant; Lubrication means facilitating engine starting
- F01M5/002—Cooling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M5/00—Heating, cooling, or controlling temperature of lubricant; Lubrication means facilitating engine starting
- F01M5/005—Controlling temperature of lubricant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/0205—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using heat exchangers
-
- 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
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
-
- 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
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/10—Pumping liquid coolant; Arrangements of coolant pumps
-
- 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
- F01P7/00—Controlling of coolant flow
- F01P7/02—Controlling of coolant flow the coolant being cooling-air
- F01P7/04—Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio
- F01P7/048—Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio using electrical drives
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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
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
- F01P7/165—Controlling of coolant flow the coolant being liquid by thermostatic control characterised by systems with two or more loops
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/02—Pressure lubrication using lubricating pumps
- F01M2001/0253—Pressure lubrication using lubricating pumps characterised by the pump driving means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M5/00—Heating, cooling, or controlling temperature of lubricant; Lubrication means facilitating engine starting
- F01M5/002—Cooling
- F01M2005/004—Oil-cooled engines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention belongs to engineering machinery vehicle technical field, specifically related to a kind of engineering machinery vehicle gas extraction system heat utilization device and its control system, lubrication oil radiator and cooling water radiator are provided with below fuel tank, the oil inlet pipe and oil return pipe of described lubrication oil radiator are connected with the main shaft of exhaust-driven turbo-charger exhaust-gas turbo charger, the water inlet pipe and return pipe of described cooling water radiator are connected with coolant exchanger, turbocharger lubricating oil radiator and exhaust systems cool liquid radiator are installed under fuel tank, air cooling is carried out to two radiators using high speed electric fan, hot blast is produced after cooling, air guide device is installed around fuel tank, radiator produces hot blast to pass through tank bottoms and surrounding, diesel fuel tanks are heated by hot-air, complete heat conversion, improve flowability of diesel oil, diesel oil is avoided to solidify.
Description
Technical field
The invention belongs to engineering machinery vehicle technical field, and in particular to a kind of engineering machinery vehicle gas extraction system heat profit
With device and its control system.
Background technology
Engineering machinery vehicle dynamical system all uses Diesel engine.Diesel engine is all installed in vehicle tail
（Such as excavator, loading machine pacifically machine etc.）.Diesel engine commonly uses exhaust gas turbine increases device, and whole gas extraction system knot
Structure is compact.Engineering machinery vehicle is worked under low temperature and cold conditions, and the mobility of diesel oil will be caused due to climate reasons
Reduce, the increase of diesel oil viscosity increases fuel system fuel feeding resistance, causes the precision pair of high pressure oil pumping system to wear and tear, influence spray
Oily device atomization；Under extreme severe cold temperatures, diesel oil can solidify, and fuel system is unable to fuel feeding, and diesel engine can not work, engineering machinery
Vehicle can not be used, it is impossible to complete construction operation.
The content of the invention
Part, of the invention to provide a kind of engineering machinery vehicle gas extraction system heat in order to overcome the above-mentioned deficiencies of the prior art
Using device and its control system, to the waste gas of the major heat generating region exhaust manifold of engineering machinery diesel engine exhaust system
Recycled with the heat at silencer with emission-control equipment at turbocharger.
The present invention is achieved through the following technical solutions：A kind of engineering machinery vehicle gas extraction system heat utilization device,
Lubrication oil radiator and cooling water radiator are provided with below fuel tank, described lubrication oil radiator is provided with oil conservator,
Lubricate oil radiator oil inlet pipe and oil return pipe be connected with the main shaft of exhaust-driven turbo-charger exhaust-gas turbo charger, described oil inlet pipe be provided with into
Fuel tap door, described oil return pipe is provided with oil return valve, oil pump and lubricating oil temperature sensor, oil pump is additionally provided with oil inlet pipe
Driven by motor I, described lubricating oil temperature sensor is used to control the rotating speed of lubrication oil radiator lower section fan I；It is described
Cooling water radiator water inlet pipe and return pipe be connected with coolant exchanger, described coolant exchanger is sleeved on row
On tracheae, between some support connections are used between coolant exchanger and blast pipe so that being left between coolant exchanger and blast pipe
Gap, described water inlet pipe is provided with water pump, cooling-water temperature transmitter and thermostat, and described water pump is driven by motor II,
Described cooling-water temperature transmitter is used to control the rotating speed of the fan II below cooling water radiator, when the cooling in water inlet pipe
When liquid reaches particular value, thermostat is opened reservoir and is lowered the temperature.
Further, wind scooper is also included, described wind scooper is by fuel tank, lubrication oil radiator and cooling water radiator
Portion is contained within, the gap between wind scooper and fuel tank, lubrication oil radiator and cooling water radiator forms hot gas path.
Further, described coolant exchanger is fixed on blast pipe using four supports.
Further, the gap between described coolant exchanger and blast pipe is 10mm~20mm.
Further, described blast pipe is provided with exhaust gas cleaner.
Further, described blast pipe is provided with silencer.
A kind of control system of engineering machinery vehicle gas extraction system heat utilization device, the positive pole of battery passes through fuse
I is connected with one end of power switch and one end of master relay normally opened contact, the other end and master relay of power switch
Coil contact one end is connected, and the other end of master relay coil contact is connected with the negative pole of battery, and master relay is normally opened
The other end of contact is connected with one end of fuse II, fuse III, fuse IV, fuse V, the other end of fuse II
One end with motor I is connected, and the other end of motor I is connected with battery terminal negative, the other end and motor of fuse III
II one end is connected, and the other end of motor II is connected with battery terminal negative, and the one of lubricating system control relay coil contact
End, one end of lubricating system control relay normally opened contact, one end, the lubricating system wind of lubricating system fan low temperature controlling switch
One end of fan high-temperature control switch is connected with the other end of fuse IV, the other end of lubricating system control relay coil contact
It is connected with battery terminal negative, the other end of lubricating system fan low temperature controlling switch is connected with one end of resistance I, lubricating system control
The other end, the other end of resistance I and lubrication that the other end of relay normally open contact processed, lubricating system fan high-temperature control are switched
One end of oil radiator fan electromotor is connected, and the other end of lubricating oil radiator fan motor is connected with battery terminal negative, cooling
One end of liquid fan control relay coil contact, one end of coolant fan control relay normally open contact, coolant fan
One end of low temperature controlling switch, one end of coolant fan high-temperature control switch are connected with the other end of fuse V, coolant
The other end of fan control relay coil contact is connected with battery terminal negative, the other end of coolant fan low temperature controlling switch
One end with resistance II is connected, and the other end of coolant fan control relay normally open contact, coolant fan high-temperature control are opened
The other end of pass, the other end of resistance II are connected with one end of cooling water radiator fan electromotor, cooling water radiator fan electricity
The other end of machine is connected with battery terminal negative.
The beneficial effects of the invention are as follows：Turbocharger lubricating oil radiator and exhaust systems cool liquid are installed under fuel tank
Two radiators are carried out air cooling by radiator using high speed electric fan, and hot blast is produced after cooling, are installed around fuel tank
Air guide device, radiator produces hot blast by tank bottoms and surrounding, and diesel fuel tanks are heated by hot-air, completes
Heat is changed, and improves flowability of diesel oil, it is to avoid diesel oil solidifies.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is oil tank heating schematic diagram of the present invention；
Fig. 3 is coolant exchanger of the present invention and blast pipe cooperation schematic diagram；
Fig. 4 is control system figure of the present invention；
In figure, 1, main shaft, 2, exhaust-driven turbo-charger exhaust-gas turbo charger, 3, diesel engine, 4, lubricating system of diesel oil engine oil inlet valve, 5, inlet valve
Door, 6, oil inlet pipe, 7, exhaust gas cleaner, 8, oil pump, 9, motor I, 10, coolant exchanger, 11, blast pipe, 12, backwater
Pipe, 13, water inlet pipe, 14, silencer, 15, water pump, 16, motor II, 17, cooling-water temperature transmitter, 18, thermostat, 19,
Reservoir, 20, lubrication oil radiator, 21, fan II, 22, fan I, 23, cooling water radiator, 24, fuel tank, 25, wind scooper,
26th, oil conservator, 27, lubricating oil temperature sensor, 28, oil return pipe, 29, oil return valve, 30, lubricating system of diesel oil engine oil return valve
Door, 31, battery, 32, lubricating oil radiator fan motor, 33, cooling water radiator fan electromotor, 34, fuse I, 35, electricity
Source switch, 36, master relay, 37, fuse II, 38, fuse III, 39, fuse IV, 40, lubricating system control relay
Device, 41, lubricating system fan low temperature controlling switch, 42, lubricating system fan high-temperature control switch, 43, resistance I, 44, coolant
Fan control relay, 45, coolant fan low temperature controlling switch, 46, coolant fan high-temperature control switch, 47, resistance II,
48th, fuse V.
Specific embodiment
Below according to drawings and Examples, the present invention is further described.
As shown in Figure 1 to Figure 3, a kind of engineering machinery vehicle gas extraction system heat utilization device, sets in the lower section of fuel tank 24
There are lubrication oil radiator 20 and cooling water radiator 23, described lubrication oil radiator 20 is provided with oil conservator 26, lubricating oil
The oil inlet pipe 6 and oil return pipe 28 of radiator 20 are connected with the main shaft 1 of exhaust-driven turbo-charger exhaust-gas turbo charger 2, and described oil inlet pipe 6 is provided with
Oil inlet valve 5, described oil return pipe 28 is provided with oil return valve 28, oil pump 8 is additionally provided with oil inlet pipe 6 and lubricating oil temperature is passed
Sensor 27, oil pump 8 is driven by motor I 9, and described lubricating oil temperature sensor 27 is used to control the lower section of lubrication oil radiator 20
The rotating speed of fan I 22；The water inlet pipe 13 and return pipe 12 of described cooling water radiator 23 are connected with coolant exchanger 10,
Described coolant exchanger 10 is sleeved on blast pipe 11, is connected using some supports between coolant exchanger 10 and blast pipe 11
Connect so that leaving gap between coolant exchanger 10 and blast pipe 11, described water inlet pipe 13 is provided with water pump 15, cooling liquid temperature
Degree sensor 17 and thermostat 18, described water pump 15 are driven by motor II 16, and described cooling-water temperature transmitter 17 is used
In the rotating speed of the fan II 21 of the lower section of control cooling water radiator 23, when the coolant in water inlet pipe 13 reaches particular value, section
Warm device 18 is opened reservoir 19 and is lowered the temperature.
Also include wind scooper 25, described wind scooper 25 is by fuel tank 24, lubrication oil radiator 20 and cooling water radiator
23 are contained within portion, and the gap between wind scooper 25 and fuel tank 24, lubrication oil radiator 20 and cooling water radiator 23 forms heat
Gas passage, makes the surrounding of fuel tank 24 uniformly heat.
Described coolant exchanger 10 is fixed on blast pipe 11 using four supports, it is ensured that the energy of coolant exchanger 10
Firm is fixed on blast pipe 11.
Gap between described coolant exchanger 10 and blast pipe 11 is 10mm~20mm, in protection coolant exchanger
The coolant in coolant exchanger 10 can be made again enough heat energy is obtained while 10.
Further, described blast pipe 11 is provided with exhaust gas cleaner 7 and tail gas is processed.
Further, described blast pipe 11 is provided with silencer 14 to eliminate influence of noise.
As shown in figure 4, a kind of control system of engineering machinery vehicle gas extraction system heat utilization device, battery 31 is just
Pole is connected by fuse I 34 with one end of power switch 35 and one end of the normally opened contact of master relay 36, power switch 35
The other end be connected with the coil contact one end of master relay 36, the other end of the coil contact of master relay 36 and battery 31
Negative pole be connected, the other end of the normally opened contact of master relay 36 and fuse II 37, fuse III 38, fuse IV 39, protect
One end of dangerous silk V 48 is connected, and the other end of fuse II 37 is connected with one end of motor I 9, the other end of motor I 9 and
The negative pole of battery 31 is connected, and the other end of fuse III 38 is connected with one end of motor II 16, the other end of motor II 16
It is connected with the negative pole of battery 31, one end of the coil contact of lubricating system control relay 40, lubricating system control relay 40 are normal
One end, one end of lubricating system fan low temperature controlling switch 41, the one of lubricating system fan high-temperature control switch 42 for opening contact
End is connected with the other end of fuse IV 39, the other end and the negative pole of battery 31 of the coil contact of lubricating system control relay 40
It is connected, the other end of lubricating system fan low temperature controlling switch 41 is connected with one end of resistance I 43, lubricating system control relay
The other end of 40 normally opened contacts, the other end, the other end and lubricating oil of resistance I 43 of lubricating system fan high-temperature control switch 42
One end of radiator fan motor 32 is connected, and the other end of lubricating oil radiator fan motor 32 is connected with the negative pole of battery 31,
It is one end of the coil contact of coolant fan control relay 44, one end of the normally opened contact of coolant fan control relay 44, cold
But one end of liquid fan low temperature controlling switch 45, one end of coolant fan high-temperature control switch 46 and fuse V 48 is another
End is connected, and the other end of the coil contact of coolant fan control relay 44 is connected with the negative pole of battery 31, and coolant fan is low
The other end of temperature control switch 45 is connected with one end of resistance II 47, the normally opened contact of coolant fan control relay 44 it is another
End, the other end of coolant fan high-temperature control switch 46, the other end of resistance II 47 and cooling water radiator fan electromotor 33
One end be connected, the other end of cooling water radiator fan electromotor 33 is connected with the negative pole of battery 31.
Engineering machinery vehicle commonly uses 24V dc sources, when engineering machinery vehicle diesel engine 3 is started, switches on power
Switch 35, lubricating system motor 9 drives oil pump 8 to work, and moistens circulation of changing oil, and cooling system motor 16 drives the rotation work of water pump 15
Make, cooling system circulation.Lubricating oil temperature sensor 27 and the monitor in real time fluid temperature of cooling-water temperature transmitter 17, each temperature
Each system radiating device fan of sensor independent control, when temperature respectively reaches 40 DEG C, connects the control of lubricating system fan low temperature
Switch 41 and coolant fan low temperature controlling switch 45, fan II 21 and fan I 22 are started working, and are dried to radiator, are passed through
The cold air of radiator is heated to form hot-air and blows to the bottom of fuel tank 24, and the surrounding of fuel tank 24, fuel tank 24 are being flowed to by wind scooper
It is heated properly.When also temperature reaches 90 DEG C for oil temperature and cooling, lubricating system fan high-temperature control switch 42 and cooling are connected
Liquid fan high-temperature control switch 46, radiator fan fan II 21 and the rotating speed high of fan I 22 are rotated, and bigger air-flow can be produced to blow to
Radiator, can produce bigger hot-air to blow to fuel tank through radiator, and the diesel fuel temperature in fuel tank can be improved further, it is ensured that diesel oil
Proper flow.Two independent cooling fans, are controlled by respective temperature sensor, can effectively protect the reliable effectively work of whole system
Make.
First, design principle of the present invention
Engineering machinery diesel engine exhaust system device major heat generating region at the exhaust-driven turbo-charger exhaust-gas turbo charger of exhaust manifold and
At exhaust gas cleaner and silencer.
1st, generally using exhaust-driven turbo-charger exhaust-gas turbo charger, the main shaft of exhaust-driven turbo-charger exhaust-gas turbo charger needs profit to engineering machinery vehicle diesel engine
Sliding, the lubrication of booster main shaft is completed by lubricating system of diesel oil engine.By optimization design, exhaust-driven turbo-charger exhaust-gas turbo charger
Principal axis lubrication uses a set of independent lubricating arrangement, the heat that booster is produced to be taken away by lubricating oil, delivers to lubricating oil radiating
Device transfers heat to fuel tank, and fuel tank is heated.
2nd, in engineering machinery diesel engine exhaust system, because diesel exhaust gas amount is big, gas extraction system is compact, whole exhaust
Pipe is short and thick.By optimization design, the heat to blast pipe between tail gas evolution device and silencer is reclaimed, by cooling
Exhaust gas heat is transmitted oil dropping apparatus by liquid radiator, and diesel oil is heated.
2nd, workflow of the present invention
Exhaust-driven turbo-charger exhaust-gas turbo charger heat conversion equipment：Fuel tank is heated using this set system under low temperature or severe cold condition.
By closing lubricating system of diesel oil engine oil inlet valve 4 and lubricating system of diesel oil engine oil return valve 30 by the lubricating system of diesel engine 3
Main shaft 1 with exhaust-driven turbo-charger exhaust-gas turbo charger 2 disconnects, and opens oil inlet valve 5 and oil return valve 29, oil pump 8 is installed on oil inlet pipe 6 and is driven
The motor 9 of oil pump is moved to provide the circulation of lubricating oil.Lubricating oil temperature sensor 27 detects lubricating oil temperature, and then controls
Lubricate the rotating speed of the fan I 22 below oil radiator 20 to adjust heat dissipation capacity, the high velocity air that fan I 22 is produced blows to lubricating oil
Gap between 20, radiator, the heat for lubricating high temperature grease in oil radiator 20 is taken away, while air is heated, heat is empty
Air-blowing heats the bottom even of fuel tank 24 to the bottom of fuel tank 24, and according to the guide effect of wind scooper 25, hot-air continues to blow to oil
The surrounding of case 24, the surrounding of fuel tank 24 is also uniformly heated.
Exhaust pipe heat conversion equipment：Coolant exchanger 10 is sleeved on blast pipe 11 not blast pipe 11 and contacts, and enters
The water pump 15 for driving coolant circulation is installed, water pump drives 16 by motor on water pipe 13；One thermostat is installed on water inlet pipe 16
18, for controlling the circulating temperature of coolant, when temperature is more than 90 DEG C, thermostat 18 is automatically opened up and allows the inside of reservoir 19
Coolant flows into the circulatory system to reduce coolant temperature；Cooling-water temperature transmitter 17 is installed on water inlet pipe, it is cold for detecting
But liquid temperature degree, the rotating speed of fan II 21 below control cooling water radiator 23, change specific heat load in good time, what fan II 21 was produced
High velocity air blows to the gap between cooling water radiator 23, and the heat of high temperature coolant in cooling water radiator 23 is taken away,
Air is heated simultaneously, and hot-air blows to the bottom of fuel tank 24, heats the bottom even of fuel tank 24, makees according to the guiding of wind scooper 25
With hot-air continues to blow to the surrounding of fuel tank 24, and the surrounding of fuel tank 24 is also uniformly heated.
Claims (7)
1. a kind of engineering machinery vehicle gas extraction system heat utilization device, it is characterised in that：In fuel tank（24）Lower section be provided with profit
Oil cooler（20）And cooling water radiator（23）, described lubrication oil radiator（20）It is provided with oil conservator（26）, profit
Oil cooler（20）Oil inlet pipe（6）And oil return pipe（28）And exhaust-driven turbo-charger exhaust-gas turbo charger（2）Main shaft（1）It is connected, it is described
Oil inlet pipe（6）It is provided with oil inlet valve（5）, described oil return pipe（28）It is provided with oil return valve（28）, in oil inlet pipe（6）On
It is additionally provided with oil pump（8）And lubricating oil temperature sensor（27）, oil pump（8）By motor I（9）Drive, described lubricating oil temperature
Sensor（27）For controlling lubrication oil radiator（20）Lower section fan I（22）Rotating speed；Described cooling water radiator（23）
Water inlet pipe（13）And return pipe（12）With coolant exchanger（10）It is connected, described coolant exchanger（10）It is sleeved on
Blast pipe（11）On, coolant exchanger（10）With blast pipe（11）Between use some supports to connect to cause coolant exchanger
（10）With blast pipe（11）Between leave gap, described water inlet pipe（13）It is provided with water pump（15）, cooling-water temperature transmitter
（17）And thermostat（18）, described water pump（15）By motor II（16）Drive, described cooling-water temperature transmitter（17）
For controlling cooling water radiator（23）The fan II of lower section（21）Rotating speed, work as water inlet pipe（13）Interior coolant reaches specific
During value, thermostat（18）Open reservoir（19）Lowered the temperature.
2. engineering machinery vehicle gas extraction system heat utilization device according to claim 1, it is characterised in that：Also include
Wind scooper（25）, described wind scooper（25）By fuel tank（24）, lubrication oil radiator（20）And cooling water radiator（23）Comprising
Inside it, wind scooper（25）With fuel tank（24）, lubrication oil radiator（20）And cooling water radiator（23）Between gap formed
Hot gas path.
3. engineering machinery vehicle gas extraction system heat utilization device according to claim 1, it is characterised in that：Described is cold
But liquid exchanger（10）Blast pipe is fixed on using four supports（11）On.
4. engineering machinery vehicle gas extraction system heat utilization device according to claim 1, it is characterised in that：Described is cold
But liquid exchanger（10）With blast pipe（11）Between gap be 10mm~20mm.
5. engineering machinery vehicle gas extraction system heat utilization device according to claim 1, it is characterised in that：Described row
Tracheae（11）It is provided with exhaust gas cleaner（7）.
6. engineering machinery vehicle gas extraction system heat utilization device according to claim 1, it is characterised in that：Described row
Tracheae（11）It is provided with silencer（14）.
7. a kind of control system of engineering machinery vehicle gas extraction system heat utilization device, it is characterised in that：Battery（31）'s
Positive pole passes through fuse I（34）With power switch（35）One end and master relay（36）One end of normally opened contact is connected, electricity
Source switch（35）The other end and master relay（36）Coil contact one end is connected, master relay（36）Coil contact it is another
One end and battery（31）Negative pole be connected, master relay（36）The other end of normally opened contact and fuse II（37）, insurance
Silk III（38）, fuse IV（39）, fuse V（48）One end be connected, fuse II（37）The other end and motor I（9）
One end be connected, motor I（9）The other end and battery（31）Negative pole is connected, fuse III（38）The other end with it is electronic
Machine II（16）One end be connected, motor II（16）The other end and battery（31）Negative pole is connected, lubricating system control relay
Device（40）One end of coil contact, lubricating system control relay（40）One end of normally opened contact, lubricating system fan low temperature control
System switch（41）One end, lubricating system fan high-temperature control switch（42）One end and fuse IV（39）Other end phase
Even, lubricating system control relay（40）The other end and battery of coil contact（31）Negative pole is connected, and lubricating system fan is low
Temperature control switch（41）The other end and resistance I（43）One end be connected, lubricating system control relay（40）Normally opened contact
The other end, lubricating system fan high-temperature control switch（42）The other end, resistance I（43）The other end with lubrication oil radiator wind
Fan motor（32）One end be connected, lubricating oil radiator fan motor（32）The other end and battery（31）Negative pole is connected, cold
But liquid fan control relay（44）One end of coil contact, coolant fan control relay（44）One end of normally opened contact,
Coolant fan low temperature controlling switch（45）One end, coolant fan high-temperature control switch（46）One end and fuse V
（48）The other end be connected, coolant fan control relay（44）The other end and battery of coil contact（31）Negative pole phase
Even, coolant fan low temperature controlling switch（45）The other end and resistance II（47）One end be connected, coolant fan control after
Electrical equipment（44）The other end of normally opened contact, coolant fan high-temperature control switch（46）The other end, resistance II（47）It is another
End and cooling water radiator fan electromotor（33）One end be connected, cooling water radiator fan electromotor（33）The other end and electric power storage
Pond（31）Negative pole is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN107748038A (en) * | 2017-09-29 | 2018-03-02 | 郑州斯倍思机电有限公司 | A kind of oil tank radiator air-leakage test and its operating method |
| CN109458269A (en) * | 2018-12-11 | 2019-03-12 | 吉林大学 | A kind of harvester diesel engine waste heat recovery device that can be automatically controled |
| CN109973262A (en) * | 2019-04-10 | 2019-07-05 | 安徽安凯汽车股份有限公司 | A kind of water heated type Dual-cavity oil tank control system based on intelligent control |
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| CN106837621B (en) | 2022-05-03 |
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