CN103486164B - Engine oil medium type hydraulic retarder - Google Patents
Engine oil medium type hydraulic retarder Download PDFInfo
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- CN103486164B CN103486164B CN201310480923.7A CN201310480923A CN103486164B CN 103486164 B CN103486164 B CN 103486164B CN 201310480923 A CN201310480923 A CN 201310480923A CN 103486164 B CN103486164 B CN 103486164B
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- 239000010705 motor oil Substances 0.000 title claims abstract description 84
- 239000003921 oil Substances 0.000 claims abstract description 61
- 230000000979 retarding effect Effects 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 42
- 238000001816 cooling Methods 0.000 claims description 29
- 239000010721 machine oil Substances 0.000 claims description 23
- 239000002826 coolant Substances 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 description 9
- 239000000446 fuel Substances 0.000 description 7
- 239000000110 cooling liquid Substances 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000007712 rapid solidification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The invention discloses an engine oil medium type hydraulic retarding device, which comprises a hydraulic retarder and a control unit capable of controlling the hydraulic retarder to work, wherein the hydraulic retarder is arranged between a crankshaft and a flywheel of a vehicle engine and is provided with a retarding working cavity, the hydraulic retarder also comprises an inlet pipeline, an outlet pipeline, an engine oil pump, an inlet throttling valve and an outlet throttling valve, the engine oil pump is arranged in the engine oil cavity of the engine, the engine oil pump, the inlet pipeline, the retarding working cavity, the outlet pipeline and the engine oil cavity are sequentially communicated to form a circulation pipeline, the inlet throttling valve is connected to the inlet pipeline, the outlet throttling valve is connected to the outlet pipeline, and the inlet throttling valve and the outlet throttling valve are respectively connected with the control unit in a phase control mode. The invention uses engine oil as working medium, and uses the engine oil pan to replace the oil storage tank of the traditional hydraulic retarder, thereby effectively providing the retarding braking function, and having small volume, light weight, low cost, compact structure and convenient assembly.
Description
Technical field
The present invention relates to a kind of engine motor oil medium-type hydrodynamic retarding device, belong to vehicle auxiliary braking technical field.
Background technique
Vehicle is in long-time continuous braking, high strength braking or when frequently braking, brake disc or break drum temperature can significantly raise, such that friction factor declines, the degree of wear increases the weight of, and occurs Braking efficiency the part even dangerous heat fade phenomenon of total loss.Although the application of anti-blocking brake system (ABS), EBD (EBD) etc. improves stability and the reliability of car brakeing, they are very micro-to the heat fade phenomenon effect of break.At present, the passenger vehicle of the many countries comprising China more than clear stipulaties certain specification, lorry must install complemental brake system, the load of effective Split flow brake device, improve car brakeing Safety performance.Retarder is one of auxiliary brake of vehicle, mainly contains hydrodynamic retarder and electric eddy current retarder two kinds.Abroad, hydrodynamic retarder, due to advantages such as braking moment is large, energy consumption is low, good reliabilitys, instead of electric eddy current retarder substantially; At home, due to technology and cost, electric eddy current retarder is still leading products, but greatly develops hydrodynamic retarder and become inexorable trend.
Hydrodynamic retarder, also referred to as hydraulic retarder, be generally installed on before speed changer or, inside is provided with driving wheel and fixed wheel below, driving wheel is connected with hydrodynamic retarder input shaft, and fixed wheel is connected with hydrodynamic retarder housing.Transmission input shaft or output shaft drive hydrodynamic retarder input shaft to rotate, a certain amount of fluid is filled with as requested in active chamber during work, driving wheel drives fluid to rotate impact fixed wheel, a part of vehicle braking energy is changed into the heat energy of fluid, dissipated by cooling heat radiation system, realize the object of vehicle retarder brake, raising heat resistanceheat resistant decline performance.At present, hydrodynamic retarder generally adopts independent oil supply system, is provided with a special fuel reserve tank and oil to-water heat exchanger.During hydrodynamic retarder work, by pressurized air or oil pump, the fluid in fuel reserve tank is pressed into hydrodynamic retarder active chamber, fluid after energy-absorbing heats up enters heat exchanger by pipeline, engine coolant is transferred heat in heat exchanger, distribute heat in air by engine-cooling system again, the fluid after cooling gets back to fuel reserve tank by pipeline.But the long coolant duct of the fuel reserve tank that this hydrodynamic retarder needs volume relatively large and connecting engine cooling system and oil to-water heat exchanger, adds the volume of hydrodynamic retarding device, quality, cost and assembling difficulty.
Summary of the invention
Technical problem to be solved by this invention is the defect overcoming prior art, a kind of engine motor oil medium-type hydrodynamic retarding device is provided, it take engine motor oil as working medium, the fuel reserve tank of conventional fluid torque retarder is replaced with engine sump tank, can effectively provide retarder brake function, volume is little, quality is light, cost is low, compact structure and easy to assembly.
The present invention solves the problems of the technologies described above the technological scheme taked: a kind of engine motor oil medium-type hydrodynamic retarding device, comprise hydrodynamic retarder and the control unit that can control hydrodynamic retarder work, hydrodynamic retarder is installed between vehicle startup machine crankshaft and flywheel, and hydrodynamic retarder has slow active chamber, it also comprises inlet pipeline, outlet conduit, the inlet throttle valve of engine oil pump and control inlet pipeline inner engine oil discharge value and the speed control muffler of control outlet conduit inner engine oil discharge value, engine oil pump is arranged in engine oil pocket, engine oil pump, inlet pipeline, slow active chamber, outlet conduit and engine oil pocket are connected formation one circulation loop successively, described inlet throttle valve is connected on inlet pipeline, described speed control muffler is connected on outlet conduit, and described inlet throttle valve and speed control muffler are connected with control unit phase control respectively.
Further in order to improve the turbidity test of the engine motor oil entering hydrodynamic retarder, the connecting pipeline of inlet pipeline between engine oil pump and inlet throttle valve is connected with oil filter.
Further in order to carry out cooling processing effectively to engine motor oil, ensure effective service behaviour of hydrodynamic retarder, outlet conduit is communicated with machine oil cooler on the connecting pipeline of speed control muffler and engine oil pocket.
Further, machine oil cooler comprises oil to-water heat exchanger and is arranged on the water pump in engine cooling sap cavity, oil to-water heat exchanger has oil inlet end, oil outlet end, feed-water end and waterexit end, oil inlet end is connected with speed control muffler, oil outlet end is connected with engine oil pocket, feed-water end is connected with the liquid outlet of engine cooling sap cavity, and waterexit end is connected with the water pump in engine cooling sap cavity.
Further, machine oil cooler also comprises engine heat dissipating device and can respond to the thermostat of coolant temperature, described waterexit end is connected with the water pump in engine cooling sap cavity by thermostat, and this thermostat also has an outlet end, and this outlet end is back to the water pump in engine cooling sap cavity after being communicated with engine heat dissipating device.
Further, machine oil cooler comprises oil radiator and engine heat dissipating device, oil radiator is arranged on engine heat dissipating device, and the oil inlet end of oil radiator is connected with speed control muffler, and the oil outlet end of oil radiator is connected with engine oil pocket.
Further in order to empty damage energy consumption can be eliminated, hydrodynamic retarder comprises fixed wheel, driving wheel and housing, described fixed wheel and driving wheel are installed in slow active chamber, and fixed wheel is fixedly connected with housing, described driving wheel is connected with vehicle startup machine crankshaft by clutch, and clutch is connected with control unit phase control.
Further, clutch is magnetic-powder-type magnetic clutch, this clutch comprises magnetic conductive disk, magnetic, magnetic room and can the drive coil of ABAP Adapter, magnetic conductive disk is solidly set on vehicle startup machine crankshaft, drive coil is arranged on position corresponding with magnetic conductive disk on driving wheel, magnetic is distributed in magnetic indoor, and magnetic room is between drive coil and magnetic conductive disk.
Further in order to the pressure of limiting inlet pipeline inner engine oil, play a protective role to hydrodynamic retarder and pipeline thereof, be also provided with relief valve in engine oil pocket, one end of this relief valve is connected on inlet pipeline.
After have employed technique scheme, the present invention has following beneficial effect:
1, the present invention adopts engine motor oil as hydrodynamic retarder working medium, replaces the fuel reserve tank of conventional fluid torque retarder, simplifies the structure of hydrodynamic retarder, volume is little, quality is light, cost is low, compact structure and easy to assembly with engine oil pocket;
2, the present invention is installed between vehicle startup machine crankshaft and flywheel, adjacent with engine-cooling system, lubrication system, is convenient to the layout of coolant duct and fluid pipeline, simplifies the cooling heat radiation system of hydrodynamic retarder;
3, the present invention is by controlling speed control muffler and inlet throttle valve, thus controls the engine motor oil discharge value of outlet conduit and inlet pipeline respectively, thus provides vehicle retarder brake moment effectively;
4, the present invention by the access of solenoidoperated cluthes and can separate, thus the sky effectively eliminating hydrodynamic retarder damages energy consumption;
5, the present invention also contributes to rapid warming-up or the temperature raising of motor, improves the lubrication effect of motor.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first structure of engine motor oil medium-type hydrodynamic retarding device of the present invention;
Fig. 2 is the structural representation of the second structure of engine motor oil medium-type hydrodynamic retarding device of the present invention;
Fig. 3 is the scheme of installation of magnetic-powder-type magnetic clutch of the present invention;
Fig. 4 is the structural representation of speed control muffler of the present invention and inlet throttle valve.
Embodiment
In order to make content of the present invention more easily be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, the present invention is further detailed explanation.
Embodiment one
As Fig. 1, 3, shown in 4, a kind of engine motor oil medium-type hydrodynamic retarding device, comprise hydrodynamic retarder and the control unit that can control hydrodynamic retarder work, hydrodynamic retarder is installed between vehicle startup machine crankshaft 6 and flywheel 10, and hydrodynamic retarder has slow active chamber 18, it also comprises inlet pipeline 19, outlet conduit 40, the inlet throttle valve 13 of engine oil pump 16 and control inlet pipeline 19 inner engine oil discharge value and the speed control muffler 11 of control outlet conduit 40 inner engine oil discharge value, engine oil pump 16 is arranged in engine oil pocket 20, engine oil pump 16, inlet pipeline 19, slow active chamber 18, outlet conduit 40 and engine oil pocket 20 are connected formation one circulation loop successively, inlet throttle valve 13 is connected on inlet pipeline 19, speed control muffler 11 is connected on outlet conduit 40, and inlet throttle valve 13 is connected with control unit phase control respectively with speed control muffler 11.This engine motor oil medium-type hydrodynamic retarding device take engine motor oil as working medium, the fuel reserve tank of hydrodynamic retarder is replaced with engine oil pocket, by increasing the machine oil volume in available engine machine oil chamber, increasing the flow velocity of engine oil pump 16 and change inlet pipeline 19 inner engine oil again, meet the requirement to oil flow rate and flow velocity when hydrodynamic retarder works, other parts of engine lubrication system do not change.Inlet throttle valve 13 and speed control muffler 11 for regulating the filling amount of hydrodynamic retarder, and then control the retarder brake torque of hydrodynamic retarder.
In order to improve the turbidity test of the engine motor oil entering hydrodynamic retarder, as shown in Figure 1, the connecting pipeline of inlet pipeline 19 between engine oil pump 16 and inlet throttle valve 13 is connected with oil filter 15.
In order to carry out cooling processing effectively to engine motor oil, ensure effective service behaviour of hydrodynamic retarder, outlet conduit 40 is communicated with machine oil cooler on the connecting pipeline of speed control muffler 11 and engine oil pocket 20.
As shown in Figure 1, the water pump 4 that machine oil cooler comprises oil to-water heat exchanger 12 and is arranged in engine cooling sap cavity 21, oil to-water heat exchanger 12 has oil inlet end, oil outlet end, feed-water end and waterexit end, oil inlet end is connected with speed control muffler 11, oil outlet end is connected with engine oil pocket 20, feed-water end is connected with the liquid outlet of engine cooling sap cavity 21, and waterexit end is connected with the water pump 4 in engine cooling sap cavity 21.Machine oil cooler also comprises engine heat dissipating device 2 and can respond to the thermostat 3 of coolant temperature, waterexit end is connected with the water pump 4 in engine cooling sap cavity 21 by thermostat 3, and this thermostat 3 also has an outlet end, and this outlet end is back to the water pump 4 in engine cooling sap cavity 21 after being communicated with engine heat dissipating device 2.Oil to-water heat exchanger 12 is installed on below hydrodynamic retarder, is fixedly connected with motor 5 body.The oil inlet end of oil to-water heat exchanger 12 to be exported with hydrodynamic retarder by speed control muffler 11 and is connected, and the machine oil after energy-absorbing heats up enters oil to-water heat exchanger 12 by it and transfers heat to engine coolant; Oil outlet end is connected with engine oil pocket 20, and cooled machine oil gets back to engine oil pocket 20 by it.The feed-water end of oil to-water heat exchanger 12 is connected with the liquid outlet of engine cooling sap cavity 21, liquid outlet also can be connected with thermostat 3, engine coolant is taken away through the heat of oil to-water heat exchanger 12 by machine oil: when coolant temperature is lower, engine-cooling system is in short circle state, cooling liquid enters motor 5 by water pump 4, liquid outlet through cooling liquid enters oil to-water heat exchanger 12, water pump 4 water inlet is got back to again by thermostat 3, so constantly circulation, coolant temperature raises fast; When coolant temperature is higher, engine-cooling system is in major cycle state, cooling liquid enters motor 5 by water pump 4, liquid outlet through engine cooling sap cavity 21 enters oil to-water heat exchanger 12, engine radiator 2 is entered by thermostat 3, get back to water pump 4 water inlet through the cooled cooling liquid of engine radiator 2, so constantly circulation, the heat produced by retarder brake by hydrodynamic retarder is dispersed in air.
When motor cold post-start or temperature lower time, control unit can make clutch 7 engage, hydrodynamic retarding device works, by the heat energy that the kinetic energy of motor or vehicle is machine oil and cooling liquid, machine oil and coolant temperature rise rapidly, rapid warming-up or the temperature of being convenient to motor improve, and improve the lubrication effect of motor.
The temperature of engine coolant and machine oil is detected by cooling-water temperature transmitter existing on motor and oil temperature sensor.If coolant temperature or oil temperature too high, reach the CLV ceiling limit value of permission, then control unit restriction hydrodynamic retarder work, and noted by warning tutorial light or sound prompting driver.
In order to strengthen the heat dissipation potential of engine heat dissipating device, as shown in Figure 1, engine heat dissipating device 2 is provided with cooling fan 1.
As shown in Figure 1, hydrodynamic retarder comprises fixed wheel 9, driving wheel 8 and housing, and fixed wheel 9 and driving wheel 8 are installed in slow active chamber 18, and fixed wheel 9 is fixedly connected with housing, driving wheel 8 is connected with vehicle startup machine crankshaft 6 by clutch 7, and clutch 7 is connected with control unit phase control.Housing and motor 5 body are bolted to connection.
As shown in Figure 3, clutch 7 can be multidisc clutch or magnetic clutch, and multidisc clutch is compressed by engine oil pressure or unclamps steel disc and friction plate, realizes the joint of driving wheel 8 and vehicle startup machine crankshaft 6 or is separated; Magnetic clutch by the energising of electromagnetic coil or power-off, realize driving wheel 8 and vehicle startup machine crankshaft 6 joint or be separated.Magnetic clutch is magnetic-powder-type magnetic clutch, this clutch 7 comprises magnetic conductive disk 7-5, magnetic 7-3, magnetic room 7-6 and can the drive coil 7-2 of ABAP Adapter, magnetic conductive disk 7-5 is solidly set on vehicle startup machine crankshaft 6, drive coil 7-2 is arranged on position corresponding with magnetic conductive disk 7-5 on driving wheel 8, magnetic 7-3 is distributed in the 7-6 of magnetic room, and magnetic room 7-6 is between drive coil 7-2 and magnetic conductive disk 7-5.Drive coil 7-2 is connected with external power supply by electric devices, this electric devices comprises slip ring, carbon brush 7-4 and relay, drive coil 7-2, slip ring, carbon brush 7-4 and relay are connected with external power supply after being electrically connected mutually successively, produce magnetic field around after drive coil 7-2 obtains power supply.Driving wheel 8 is bearing on vehicle startup machine crankshaft 6 by rolling bearing 7-1, both field coil 7-2 do not have electric current by time can freely rotate.Magnetic 7-3 is can magnetized 30 ~ 50 μm of steel fine-particle powders, field coil 7-2 do not have electric current by time, magnetic 7-3 is not subject to magnetic fields, and hover ground is distributed in magnetic indoor, clutch 7 is separated state, and now driving wheel 8 and vehicle startup machine crankshaft 6 can freely rotate; When field coil 7-2 has electric current to pass through, magnetic 7-3 is rapid solidification under magnetic fields, hold up in chain by " loose " state, " solid magnetic linkage " is formed in magnetic field, clutch 7 is jointing state, driving wheel 8 and vehicle startup machine crankshaft 6 are connected as one, magnetic conductive disk 7-5 is connected with vehicle startup machine crankshaft 6 by spline, along with vehicle startup machine crankshaft 6 rotates together.When hydrodynamic retarder does not work, clutch 7 is separated, and vehicle startup machine crankshaft 6 can not drive driving wheel 8 to rotate, and the sky can eliminating hydrodynamic retarder damages energy consumption; During hydrodynamic retarder work, clutch 7 engages, and vehicle startup machine crankshaft 6 drives driving wheel 8 to rotate, and realizes vehicle retarder brake function.
As shown in Figure 1, be also provided with relief valve 14 in engine oil pocket 20, one end of this relief valve 14 is connected on inlet pipeline 19.This relief valve 14, for the pressure of limiting inlet pipeline inner engine oil, plays a protective role to hydrodynamic retarder and pipeline thereof.
As shown in Figure 4, inlet throttle valve 13 and/or speed control muffler 11 comprise motor 11-2, spool 11-3 and screw body and have the valve body 11-1 of circulation passage 11-1-1, motor 11-2 is flexibly connected with spool 11-3 by screw body, motor 11-2 is connected with control unit phase control, and spool 11-3 is positioned at circulation passage 11-1-1 and is with movable valve plug 11-3 to move at circulation passage 11-1-1 by drive motor 11-2 thus changes the flow area size of circulation passage 11-1-1.Control unit controls motor 11-2 as required and rotates, and is the rectilinear movement of spool 11-3 by screw body by the converting rotary motion of motor 11-2, and the flow area of inlet throttle valve 13 or speed control muffler 11 is changed.
The working principle of the present embodiment is as follows:
Inlet throttle valve 13 exports with oil filter 15 and is connected, and machine oil enters slow active chamber 18 by it; Speed control muffler 11 is connected with oil to-water heat exchanger 12, and cooled engine motor oil is got back in engine oil pocket, if inlet throttle valve 13 flow area is large, speed control muffler 11 flow area is little, then the liquid filled ratio of hydrodynamic retarder is high, and braking moment is large; If inlet throttle valve 13 flow area is little, oil outlet throttle valve 11 flow area large, then the liquid filled ratio of hydrodynamic retarder is low, and braking moment is little.
Embodiment two
As shown in Figure 2, the present embodiment is similar to embodiment one, unlike: machine oil cooler comprises oil radiator 17 and engine heat dissipating device 2, oil radiator 17 is arranged on engine heat dissipating device 2, the oil inlet end of oil radiator 17 is connected with speed control muffler 11, and the oil outlet end of oil radiator 17 is connected with engine oil pocket 20.The present embodiment eliminates the oil to-water heat exchanger 12 in embodiment one, but be provided with a special oil radiator 17, be installed on before engine radiator 2, during hydrodynamic retarder work, energy-absorbing heat up after machine oil through speed control muffler 11 from top ingress engine oil radiator 17, machine oil after the natural wind travelled through vehicle and cooling fan 1 wind dispel the heat directly is got back in engine oil pocket 20, so constantly circulation, and the heat produced by retarder brake by hydrodynamic retarder is dispersed in air.
Above-described specific embodiment; technical problem, technological scheme and beneficial effect that the present invention solves are further described; be understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. an engine motor oil medium-type hydrodynamic retarding device, comprise hydrodynamic retarder and the control unit that can control hydrodynamic retarder work, hydrodynamic retarder is installed between vehicle startup machine crankshaft (6) and flywheel (10), and hydrodynamic retarder has slow active chamber (18), it is characterized in that: it also comprises inlet pipeline (19), outlet conduit (40), the inlet throttle valve (13) of engine oil pump (16) and control inlet pipeline (19) inner engine oil discharge value and the speed control muffler (11) of control outlet conduit (40) inner engine oil discharge value, engine oil pump (16) is arranged in engine oil pocket (20), engine oil pump (16), inlet pipeline (19), slow active chamber (18), outlet conduit (40) and engine oil pocket (20) are connected formation one circulation loop successively, described inlet throttle valve (13) is connected on inlet pipeline (19), described speed control muffler (11) is connected on outlet conduit (40), and described inlet throttle valve (13) is connected with control unit phase control respectively with speed control muffler (11).
2. engine motor oil medium-type hydrodynamic retarding device according to claim 1, is characterized in that: the connecting pipeline of described inlet pipeline (19) between engine oil pump (16) and inlet throttle valve (13) is connected with oil filter (15).
3. engine motor oil medium-type hydrodynamic retarding device according to claim 1 and 2, is characterized in that: described outlet conduit (40) is communicated with machine oil cooler on the connecting pipeline of speed control muffler (11) and engine oil pocket (20).
4. engine motor oil medium-type hydrodynamic retarding device according to claim 3, it is characterized in that: described machine oil cooler comprises oil to-water heat exchanger (12) and is arranged on the water pump (4) in engine cooling sap cavity (21), oil to-water heat exchanger (12) has oil inlet end, oil outlet end, feed-water end and waterexit end, oil inlet end is connected with speed control muffler (11), oil outlet end is connected with engine oil pocket (20), feed-water end is connected with the liquid outlet of engine cooling sap cavity (21), waterexit end is connected with the water pump (4) in engine cooling sap cavity (21).
5. engine motor oil medium-type hydrodynamic retarding device according to claim 4, it is characterized in that: described machine oil cooler also comprises engine heat dissipating device (2) and can respond to the thermostat (3) of coolant temperature, described waterexit end is connected with the water pump (4) in engine cooling sap cavity (21) by thermostat (3), and this thermostat (3) also has an outlet end, and this outlet end is back to the water pump (4) in engine cooling sap cavity (21) after being communicated with engine heat dissipating device (2).
6. engine motor oil medium-type hydrodynamic retarding device according to claim 3, it is characterized in that: described machine oil cooler comprises oil radiator (17) and engine heat dissipating device (2), oil radiator (17) is arranged on engine heat dissipating device (2), the oil inlet end of oil radiator (17) is connected with speed control muffler (11), and the oil outlet end of oil radiator (17) is connected with engine oil pocket (20).
7. engine motor oil medium-type hydrodynamic retarding device according to claim 1, it is characterized in that: described hydrodynamic retarder comprises fixed wheel (9), driving wheel (8) and housing, described fixed wheel (9) and driving wheel (8) are installed in slow active chamber (18), and fixed wheel (9) is fixedly connected with housing, described driving wheel (8) is connected with vehicle startup machine crankshaft (6) by clutch (7), and clutch (7) is connected with control unit phase control.
8. engine motor oil medium-type hydrodynamic retarding device according to claim 7, it is characterized in that: described clutch (7) is multidisc clutch or magnetic clutch, magnetic clutch is magnetic-powder-type magnetic clutch, this clutch (7) comprises magnetic conductive disk (7-5), magnetic (7-3), magnetic room (7-6) and can the drive coil (7-2) of ABAP Adapter, magnetic conductive disk (7-5) is solidly set on vehicle startup machine crankshaft (6), drive coil (7-2) is arranged on the upper position corresponding with magnetic conductive disk (7-5) of driving wheel (8), magnetic (7-3) is distributed in magnetic room (7-6), and magnetic room (7-6) is positioned between drive coil (7-2) and magnetic conductive disk (7-5).
9. engine motor oil medium-type hydrodynamic retarding device according to claim 1, it is characterized in that: be also provided with relief valve (14) in described engine oil pocket (20), one end of this relief valve (14) is connected on inlet pipeline (19).
10. engine motor oil medium-type hydrodynamic retarding device according to claim 1, it is characterized in that: described inlet throttle valve (13) and/or speed control muffler (11) comprise motor (11-2), spool (11-3) and screw body and have the valve body (11-1) of circulation passage (11-1-1), motor (11-2) is flexibly connected with spool (11-3) by screw body, motor (11-2) is connected with control unit phase control, spool (11-3) is positioned at circulation passage (11-1-1) and is moved thus the flow area size of change circulation passage (11-1-1) at circulation passage (11-1-1) with movable valve plug (11-3) by drive motor (11-2).
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| CN201310480923.7A CN103486164B (en) | 2013-10-15 | 2013-10-15 | Engine oil medium type hydraulic retarder |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104842774A (en) * | 2014-10-27 | 2015-08-19 | 北汽福田汽车股份有限公司 | Cooling system, control method applying cooling system and vehicle |
| CN104709257B (en) * | 2015-03-31 | 2017-09-29 | 武汉理工大学 | A kind of Retarder of low windage loss |
| CN108545070B (en) * | 2018-04-19 | 2020-07-03 | 合肥工业大学 | Hydraulic retarding braking system capable of effectively controlling retarding braking torque |
| CN110247509B (en) * | 2019-06-14 | 2020-03-31 | 燕山大学 | Safety speed reduction device of flywheel energy storage system and control method |
| CN110566604B (en) * | 2019-09-23 | 2024-05-14 | 陕西法士特齿轮有限责任公司 | Retarder main circulation system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0719683A2 (en) * | 1994-12-30 | 1996-07-03 | Voith Turbo GmbH | Brake system with hydrodynamic retarder, especially for motor vehicle |
| DE19716922A1 (en) * | 1997-04-23 | 1998-11-05 | Voith Turbo Kg | Method and device for the controlled limitation of the braking action of a retarder |
| CN1688468A (en) * | 2002-09-13 | 2005-10-26 | 沃伊思特博两合公司 | Drive unit comprising a retarder |
| CN1826458A (en) * | 2003-07-19 | 2006-08-30 | 沃伊斯涡轮机有限两合公司 | Motor vehicle coolant circuit comprising a pump and a retarder |
| DE102010051715A1 (en) * | 2010-11-19 | 2012-05-24 | Voith Patent Gmbh | Powertrain with a hydrodynamic retarder |
| CN103248195A (en) * | 2013-04-28 | 2013-08-14 | 北京工业大学 | Integrated engine flywheel electromagnetic liquid cooling retarder |
| CN203500340U (en) * | 2013-10-15 | 2014-03-26 | 江苏理工学院 | Engine oil medium type hydraulic retarder |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0794326A1 (en) * | 1996-03-08 | 1997-09-10 | Voith Turbo GmbH & Co. KG | Drive unit with an engine and a retarder |
| DE10342869B4 (en) * | 2003-09-15 | 2005-07-21 | Voith Turbo Gmbh & Co. Kg | Motor vehicle drive with a water retarder |
| DE102006054615B3 (en) * | 2006-11-17 | 2007-12-20 | Voith Patent Gmbh | Motor vehicle cooling system for cooling drive motor, has seal in hydrodynamic retarder cooled or lubricated using cooling medium e.g. water, that is branched off from cooling medium circuit by cooling medium knob |
-
2013
- 2013-10-15 CN CN201310480923.7A patent/CN103486164B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0719683A2 (en) * | 1994-12-30 | 1996-07-03 | Voith Turbo GmbH | Brake system with hydrodynamic retarder, especially for motor vehicle |
| DE19716922A1 (en) * | 1997-04-23 | 1998-11-05 | Voith Turbo Kg | Method and device for the controlled limitation of the braking action of a retarder |
| CN1688468A (en) * | 2002-09-13 | 2005-10-26 | 沃伊思特博两合公司 | Drive unit comprising a retarder |
| CN1826458A (en) * | 2003-07-19 | 2006-08-30 | 沃伊斯涡轮机有限两合公司 | Motor vehicle coolant circuit comprising a pump and a retarder |
| DE102010051715A1 (en) * | 2010-11-19 | 2012-05-24 | Voith Patent Gmbh | Powertrain with a hydrodynamic retarder |
| CN103248195A (en) * | 2013-04-28 | 2013-08-14 | 北京工业大学 | Integrated engine flywheel electromagnetic liquid cooling retarder |
| CN203500340U (en) * | 2013-10-15 | 2014-03-26 | 江苏理工学院 | Engine oil medium type hydraulic retarder |
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