CN107314063A - One kind is arranged on braking hydraulic retarder in semi-mounted wheel rim - Google Patents
One kind is arranged on braking hydraulic retarder in semi-mounted wheel rim Download PDFInfo
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- CN107314063A CN107314063A CN201710752468.XA CN201710752468A CN107314063A CN 107314063 A CN107314063 A CN 107314063A CN 201710752468 A CN201710752468 A CN 201710752468A CN 107314063 A CN107314063 A CN 107314063A
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- oil
- gear
- cooler
- bearing
- wheel rim
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- 239000003921 oil Substances 0.000 claims abstract description 133
- 239000000446 fuel Substances 0.000 claims abstract description 26
- 239000010727 cylinder oil Substances 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000498 cooling water Substances 0.000 claims abstract description 10
- 239000002828 fuel tank Substances 0.000 claims abstract description 7
- 238000001816 cooling Methods 0.000 claims abstract 2
- 238000000034 method Methods 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005119 centrifugation Methods 0.000 claims description 3
- 239000002826 coolant Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 3
- 241000270295 Serpentes Species 0.000 description 4
- 206010039203 Road traffic accident Diseases 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D57/00—Liquid-resistance brakes; Brakes using the internal friction of fluids or fluid-like media, e.g. powders
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H41/00—Rotary fluid gearing of the hydrokinetic type
- F16H41/04—Combined pump-turbine units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H41/00—Rotary fluid gearing of the hydrokinetic type
- F16H41/24—Details
- F16H41/30—Details relating to venting, lubrication, cooling, circulation of the cooling medium
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Of Braking Force In Braking Systems (AREA)
- Braking Arrangements (AREA)
Abstract
One kind is arranged on braking hydraulic retarder in semi-mounted wheel rim, hydraulic retarder is fastened on wheel rim outer face, cooler is arranged on wheel rim inner face but is fastened in Trailer axle, it is hydraulic retarder fuel feeding from car fuel tank, with car water tank cooling oil, pump impeller, rotational shell, ring gear is rotated with wheel rim, by bearings in vehicle bridge, turbine is by bearings in vehicle bridge, during braking, oil is full of working chamber, slid axially simultaneously into Hydraulic Cylinder piston driving gear II along spline, back-moving spring is stretched, gear II engages speedup with ring gear, it is driven through coaxial gear I and the external toothing of gear III being fastened on turbine, make turbine accelerating and reversely rotated with pump impeller;When stopping braking, cooling water pump, oil feed pump are shut down, and working chamber oil is empty, and hydraulic cylinder oil no pressure, back-moving spring draws gear II to retract, and gear II is disengaged with ring gear.The present invention has compact conformation;Reversely rotated after turbine accelerating with pump impeller, the big advantage of braking moment.
Description
Technical field
The technology of the present invention relates generally to a kind of hydraulic power apparatus field, and especially a kind of be arranged in semi-mounted wheel rim is made
Employ hydraulic retarder.
Background technology
Due to the fast development and the continuous improvement of road conditions of automotive engineering, the travel speed of vehicle has also been obtained generally
Raising, so requirement of the people to vehicle safety also more and more higher.Particularly often travel on mountain area and ramp
Medium and heavy passenger-cargo carriage, the problem of brake load is excessive sometimes occurs, if these brake loads are all by the normal of vehicle
Rule brake undertakes, and just occurs that friction plate is overheated, causes heat fading phenomenon, this will have a strong impact on the driving safety of vehicle, makes
The traffic accident moved system down and triggered is more and more.In addition for carrying trailer, because its is complicated, loading capacity
Greatly, inertia is big, if there occurs traffic accident in the process of moving, it will have influence on the normal operation of other vehicles on highway,
Cause more serious consequence.Therefore, in order to improve, carrying trailer is long-term under heavy loads, especially when long descending road conditions are travelled
Security, in addition to the brakes that itself has, should also install vehicle EBA additional.Vehicle EBA
The security that heavy carrying trailer is travelled in long descending road conditions can substantially be improved.EBA is mounted with, just greatly
Alleviate the burden of itself brakes, i.e. brake-shoe and brake drum.There are some researches show, be mounted with EBA with
Afterwards, the service life of brake-shoe and brake drum improves 50%, greatly reduces the cost of carrying trailer in transit.Fluid power is auxiliary
It is a kind of auxiliary braking mode that heavy truck and motorbus are generally used to help braking, and main implementation is fluid power
The retarder brake of decelerator.
The agent structure of hydraulic retarder is the impeller of a pair of arranged opposites, is rotor and stator respectively.Rotor generally and
The output shaft of decelerator is connected and free movement, and stator is generally connected and fixed with retarder housing.Hydraulic retarder leads to
Cross rotor to rotate after the fluid motion driven inside chamber, Oil shocking to fixed stator, kinetic energy is converted into heat energy.Heat energy
It is dispersed into by the heat circulating system of decelerator in air, is a kind of dissipative cell so as to produce braking action.
Hydraulic retarder is heavy secondary brake for vehicles the most universal, and its advantage is as follows:Bigger system can be provided
Kinetic moment, it is adaptable to prolonged continuous braking, can improve the comfortableness of automobile brake, can reduce the replacing frequency of driving friction plate
Rate and the environmental-protecting performance for improving automobile.
At the same time, there is also following shortcoming for hydraulic retarder:Stopping power is poor when speed is relatively low, there is certain pump
Gas is lost, and integral vehicle cost is increased because installing Retarder additional.
Because vehicle body length, the volume of carrying semitrailer are big, load-carrying is big, it is unstable existing that it easily occurs braking in braking
As.When especially being braked in downhill path, due to vehicle center of gravity rearward, easily there is the phenomenon such as " folding " " snake ".Serious meeting
Appearance is tumbled and whipping phenomenon.The problems such as solving semi-trailer train snake, fold, it is desirable to semi-trailer train must be coordinated
Braking distribution between each axle.When three axle semi-trailer trains are braked, in order to avoid there is folding, snake phenomenon, optimal system
Dynamic method is that the front-wheel of tractor is first braked, then the rear service brake of trailer, the rear service brake of last tractor.Vehicle is in braking
When, tractor can produce collision and vibration unavoidably with trailer, and such mode of braking can improve the stability of vehicle braking.It is whole
After the completion of car braking, the optimum solution of braking is released except the trailing wheel that order is tractor first releases braking, then the front-wheel of tractor
Braking is released, last semitrailer wheel releases braking.The stationarity of vehicle braking can be thus improved, makes vehicle in braking procedure
In be in " stretching " state.In order that semitrailer can also keep the state of straight line " stretching ", auxiliary braking when lower long slope is braked
Device operationally, first ought to produce one " power dragged backward " from the rear of semitrailer.In this manner it is possible to greatly improve semi-mounted
Stability of the car in down hill braking, reduces the generation of the unsafe conditions such as snake, folding.
The hydraulic retarder of the present invention is arranged in the wheel hub of semitrailer rear axle, positioned at the rear of semitrailer.Vehicle is in length
When descending needs to slow down, Retarder is started working.Retarder can produce one " power dragged backward ", make semitrailer
Integral body keeps " stretching " state, improves the stability of driving.
Pump impeller rotating speed is necessarily greater than secondary speed during hydraulic retarder normal work, i.e. its pump impeller and whirlpool in normal work
Speed discrepancy is there will necessarily be between wheel.By the research to Fu Yite R133-2 type Retarders, it is found that its pump impeller rotating speed exists
Maximum braking moment is produced during 1200r/m.By calculating, when the speed per hour of automobile reaches 271km/h, the vehicle wheel rotational speed of trailer
It can be only achieved 1200r/m.National regulation heavy-duty trailer must not exceed 90km/h speed per hour, and trailer Retarder pump impeller will reach
The rotating speed of demand, the speed per hour of trailer exceedes the regulation of safety traffic already.So trailer Retarder is accomplished by design one
Speed increasing mechanism is to improve the relative rotation speed of its pump impeller and turbine to reach requirement.
The hydraulic retarder of the present invention, using reversing shaft, promotes gear coupling to combine, makes after turbine accelerating by pressure oil
Reversely rotated with pump impeller, be allowed to send the quick flexible braking of larger braking moment.
The content of the invention
The proposition of the present invention, it is therefore an objective to develop a kind of new hydraulic retarder, on the wheel rim of semitrailer, makes half
Trailer energy gradual braking.
The technical solution of the present invention is such reality:
One kind is arranged on braking hydraulic retarder in semi-mounted wheel rim, including the water inlet of cooling water pump, oil feed pump, cooler
Mouth, cooler, wheel rim I, cooler oil-out, wheel rim bearing, wheel rim II, hydraulic retarder, cooler oil inlet, cooler go out
The mouth of a river, decelerator oil inlet, Trailer axle, described wheel rim I and wheel rim II are fastened together, and roller rim bearings exist
In Trailer axle, it is characterised in that described hydraulic retarder is fastened on wheel rim outer face, cooler is arranged on wheel rim inner face
But it is fastened in Trailer axle, during braking, oil feed pump gives hydraulic retarder fuel feeding, liquid from car fuel tank pump oil through decelerator oil inlet
The oil return of power decelerator is cooled down through cooler oil inlet into cooler, and car fuel tank, cooling water pump are returned to from cooler oil-out
It is cooling medium to enter cooler through cooler water inlet from car water tank pump water, and the water of heating returns to Che Shui through cooler delivery port
Case;Described hydraulic retarder is by bearing I, working chamber oil supplying hole, fuel feed hole, pump impeller, support I, rotational shell, outage, tooth
Wheel I, reversing bearing I, spline, gear II, interior outer seal ring, back-moving spring, reversing bearing II, reversing shaft, oil cylinder oil inlet hole, storage
It is oil ring groove, oil cylinder oil supplying hole, bearing II, end cap, technique plug, fuel feeding elongated hole, support II, oil return elongated hole, oil return duct I, interior
Gear ring, oil return duct II, gear III, turbine, turbine bearing composition, pump impeller, rotational shell, ring gear are fastened together group
Into rotary components, it is supported on by bearing I, bearing II in Trailer axle, support I, support II, oil return duct I, oil return duct II are tight
Guan County is in Trailer axle, and turbine is supported in Trailer axle by turbine bearing, constitutes working chamber with pump impeller, reversing shaft is by changing
It is supported on to bearing I, reversing bearing II on support I and support II, gear I, gear II, spline are securedly mounted on reversing shaft,
Gear II can be slid axially along spline, and be disengaged with ring gear, and the gear III and gear I for being securedly mounted to turbine rear end face are nibbled
Close, the annular piston of the rear end of gear II constitutes hydraulic cylinder, the rear end of gear II with the circular cylinder of support II by interior outer seal ring
Annular piston in welding be enclosed on back-moving spring on reversing shaft, the other end of back-moving spring is hooked in the boss that the gear shaft of support II is held
On, bearing and sealing are compressed by end cap, Trailer axle end face is provided with fuel feeding elongated hole and oil return elongated hole, and is blocked with technique plug,
Fuel feeding elongated hole is connected with being respectively provided with the working chamber oil supplying hole and oil cylinder oil supplying hole of choke block, oil return elongated hole and oil return duct I, is returned
Oil-piping layout II, the connection of cooler oil inlet, during braking, enter fuel feeding elongated hole, a part is logical through decelerator oil inlet for the oil entered
Cross working chamber oil supplying hole and enter working chamber through fuel feed hole, then discharged through outage outside chamber, oil rotates centrifugation with rotary components and is thrown to
Rotational shell inwall formation oil ring, returns to oil return elongated hole through oil return duct I, oil return duct II and imports cooler oil inlet, fuel feeding
Another part oil that elongated hole is supplied enters oil storage annular groove by oil cylinder oil supplying hole, enters hydraulic cylinder through oil cylinder oil inlet hole, promotes piston
Band moving gear II slides axially along spline, and back-moving spring is stretched, and gear II engages speedup with ring gear, through coaxial gear I
With the engaged transmission of gear III, make turbine accelerating and reversely rotated with pump impeller;When stopping braking, cooling water pump, oil feed pump are shut down, work
Make chamber oil empty, hydraulic cylinder oil no pressure, back-moving spring draws gear II to retract, and gear II is disengaged with ring gear.
Compared with prior art, it is an advantage of the invention that it will be apparent that being mainly manifested in:
1st, cooler of the present invention is also mounted in wheel rim, compact conformation.
2nd, internal-gear type shaft coupling clutch and speedup of the hydraulic retarder by hydraulic piston promotion, by being nibbled outside the gear on turbine
Reversely rotated after gear wheel reversing on conjunction reversing shaft, turbine accelerating with pump impeller, stopping power is big.
Brief description of the drawings
The shared width of accompanying drawing 2 of the present invention.
Fig. 1 is structural representation front view of the present invention;
Fig. 2 is the final result zoomed-in view of Fig. 1 Retarder.
In figure, 1, cooling water pump, 2, oil feed pump, 3, cooler water inlet, 4, cooler, 5, wheel rim I, 6, cooler it is fuel-displaced
Mouthful, 7, wheel rim bearing, 8, wheel rim II, 9, hydraulic retarder, 91, bearing I, 92, working chamber oil supplying hole, 93, fuel feed hole, 94, pump
Wheel, 95, support I, 96, rotational shell, 97, outage, 98, gear I, 99, reversing bearing I, 910, spline, 911, gear II,
912nd, interior outer seal ring, 913, back-moving spring, 914, reversing bearing II, 915, reversing shaft, 916, oil cylinder oil inlet hole, 917, oil storage
Annular groove, 918, oil cylinder oil supplying hole, 919, bearing II, 920, end cap, 921, technique plug, 922, fuel feeding elongated hole, 923, support II,
924th, oil return elongated hole, 925, oil return duct I, 926, ring gear, 927, oil return duct II, 928, gear III, 929, turbine, 930,
Turbine bearing, 10, cooler oil inlet, 11, cooler delivery port, 12, decelerator oil inlet, 13, Trailer axle.
Embodiment
One kind as shown in Figure 1 and Figure 2 be arranged on semi-mounted wheel rim on braking hydraulic retarder, including cooling water pump 1,
Oil feed pump 2, cooler water inlet 3, cooler 4, wheel rim I 5, cooler oil-out 6, wheel rim bearing 7, wheel rim II 8, fluid power slow down
Device 9, cooler oil inlet 10, cooler delivery port 11, decelerator oil inlet 12, Trailer axle 13, described wheel rim I 5 and wheel
Rim II 8 is fastened together, and roller rim bearing 7 is supported in Trailer axle 13, it is characterised in that described hydraulic retarder 9
Be fastened on wheel rim outer face, cooler 4 is arranged on wheel rim inner face but is fastened in Trailer axle 13, during braking, oil feed pump 2 from
Car fuel tank pump oil gives the fuel feeding of hydraulic retarder 9 through decelerator oil inlet, and the oil return of hydraulic retarder 9 is entered through cooler oil inlet 10
Enter cooler 4 to cool down, return to car fuel tank from cooler oil-out 6, cooling water pump 1 is from car water tank pump water through cooler water inlet 3
It is cooling medium into cooler 4, the water of heating returns to car water tank through cooler delivery port 11;Described hydraulic retarder 9 by
Bearing I 91, working chamber oil supplying hole 92, fuel feed hole 93, pump impeller 94, support I 95, rotational shell 96, outage 97, gear I 98, change
To bearing I 99, spline 910, gear II 911, interior outer seal ring 912, back-moving spring 913, reversing bearing II 914, reversing shaft
915th, oil cylinder oil inlet hole 916, oil storage annular groove 917, oil cylinder oil supplying hole 918, bearing II 919, end cap 920, technique plug 921, confession
Oily elongated hole 922, support II 923, oil return elongated hole 924, oil return duct I 925, ring gear 926, oil return duct II 927, gear III
928th, turbine 929, turbine bearing 930 are constituted, and pump impeller 94, rotational shell 96, ring gear 926, which are fastened together, constitutes rotation
Component, is supported in Trailer axle 13 by bearing I 91, bearing II 919, support I 95, support II 923, oil return duct I 925, return
Oil-piping layout II 927 is securedly mounted in Trailer axle 13, and turbine 929 is supported in Trailer axle 13 by turbine bearing 930, with pump
Wheel 94 constitutes working chamber, and reversing shaft 915 is supported on support I 95 and support II 923 by reversing bearing I 99, reversing bearing II 914
On, gear I 98, gear II 911, spline 910 are securedly mounted on reversing shaft 915, and gear II 911 can be axially sliding along spline 910
It is dynamic, and disengaged with ring gear 926, the gear III 928 for being securedly mounted to the rear end face of turbine 929 is engaged with gear I 98, gear II
The annular piston of 911 rear ends is made up of after hydraulic cylinder, gear II 911 with the circular cylinder of support II 923 interior outer seal ring 912
Welding is enclosed on the back-moving spring 913 on reversing shaft 915 in the annular piston at end, and the other end of back-moving spring 913 is hooked in support II
On the boss that 923 gear shafts are held, bearing and sealing are compressed by end cap 920, the end face of Trailer axle 13 is provided with fuel feeding elongated hole 922 and oil return
Elongated hole 924, and blocked with technique plug 921, fuel feeding elongated hole 922 and the working chamber oil supplying hole 92 and oil cylinder for being respectively provided with choke block
Oil supplying hole 918 is connected, and oil return elongated hole 924 is connected with oil return duct I 925, oil return duct II 927, cooler oil inlet 10, braking
When, enter fuel feeding elongated hole 922 for the oil entered through decelerator oil inlet 12, a part is by working chamber oil supplying hole 92 through fuel feed hole 93
Discharged into working chamber, then through outage 97 outside chamber, oil is thrown to the inwall of rotational shell 96 with rotary components rotation centrifugation and forms oil
Ring, returns to oil return elongated hole 924 through oil return duct I 925, oil return duct II 927 and imports cooler oil inlet 10, fuel feeding elongated hole 922
Another part oil of confession enters oil storage annular groove 917 by oil cylinder oil supplying hole 918, enters hydraulic cylinder through oil cylinder oil inlet hole 916, promotes
Piston driving gear II 911 is slid axially along spline 910, and back-moving spring (913) is stretched, and gear II 911 is nibbled with ring gear 926
Speedup is closed, through coaxial gear I 98 and the engaged transmission of gear III 928, makes the speedup of turbine 929 and is reversely rotated with pump impeller 94;Stop
When only braking, cooling water pump 1, oil feed pump 2 are shut down, and working chamber oil is empty, and hydraulic cylinder oil no pressure, back-moving spring 913 draws gear II
911 are retracted, and gear II 911 is disengaged with ring gear 926.
Claims (1)
1. one kind is arranged on braking hydraulic retarder in semi-mounted wheel rim, including cooling water pump (1), oil feed pump (2), cooler
Water inlet (3), cooler (4), wheel rim I (5), cooler oil-out (6), wheel rim bearing (7), wheel rim II (8), hydraulic retarder
(9), cooler oil inlet (10), cooler delivery port (11), decelerator oil inlet (12), Trailer axle (13), described wheel
Rim I (5) and wheel rim II (8) are fastened together, and roller rim bearing (7) is supported in Trailer axle (13), it is characterised in that
Described hydraulic retarder (9) is fastened on wheel rim outer face, and cooler (4) is arranged on wheel rim inner face but is fastened on Trailer axle
(13) on, during braking, oil feed pump (2) gives hydraulic retarder (9) fuel feeding from car fuel tank pump oil through decelerator oil inlet, and fluid power slows down
The oil return of device (9) enters cooler (4) through cooler oil inlet (10) and cooled down, and car fuel tank is returned to from cooler oil-out (6), cold
But it is cooling medium that water pump (1) enters cooler (4) from car water tank pump water through cooler water inlet (3), and the water of heating is through cooling
Device delivery port (11) returns to car water tank;Described hydraulic retarder (9) is by bearing I (91), working chamber oil supplying hole (92), fuel feed hole
(93), pump impeller (94), support I (95), rotational shell (96), outage (97), gear I (98), reversing bearing I (99), spline
(910), gear II (911), interior outer seal ring (912), back-moving spring (913), reversing bearing II (914), reversing shaft (915),
Oil cylinder oil inlet hole (916), oil storage annular groove (917), oil cylinder oil supplying hole (918), bearing II (919), end cap (920), technique plug
(921), fuel feeding elongated hole (922), support II (923), oil return elongated hole (924), oil return duct I (925), ring gear (926), oil return
Conduit II (927), gear III (928), turbine (929), turbine bearing (930) composition, it is pump impeller (94), rotational shell (96), interior
Gear ring (926) is fastened together composition rotary components, and Trailer axle (13) is supported on by bearing I (91), bearing II (919)
On, support I (95), support II (923), oil return duct I (925), oil return duct II (927) are securedly mounted to Trailer axle (13)
On, turbine (929) is supported in Trailer axle (13) by turbine bearing (930), and working chamber, reversing shaft are constituted with pump impeller (94)
(915) it is supported on by reversing bearing I (99), reversing bearing II (914) on support I (95) and support II (923), gear I (98),
Gear II (911), spline (910) are securedly mounted on reversing shaft (915), and gear II (911) can be axially sliding along spline (910)
It is dynamic, and disengaged with ring gear (926), the gear III (928) for being securedly mounted to turbine (929) rear end face is engaged with gear I (98),
The annular piston of gear II (911) rear end constitutes hydraulic pressure with the circular cylinder of support II (923) by interior outer seal ring (912)
Welding is enclosed on the back-moving spring (913) on reversing shaft (915), back-moving spring in cylinder, the annular piston of gear II (911) rear end
(913) the other end is hooked on the boss that support II (923) gear shaft is held, and bearing and sealing, Trailer axle are compressed by end cap (920)
(13) end face is provided with fuel feeding elongated hole (922) and oil return elongated hole (924), and is blocked with technique plug (921), fuel feeding elongated hole (922)
Connected with the working chamber oil supplying hole (92) and oil cylinder oil supplying hole (918) for being respectively provided with choke block, oil return elongated hole (924) is led with oil return
Pipe I (925), oil return duct II (927), cooler oil inlet (10) connection, during braking, supply what is entered through decelerator oil inlet (12)
Oil enters fuel feeding elongated hole (922), and a part enters working chamber by working chamber oil supplying hole (92) through fuel feed hole (93), then through oil extraction
Outside hole (97) discharge chamber, oil rotates centrifugation with rotary components and is thrown to rotational shell (96) inwall formation oil ring, through oil return duct I
(925), oil return duct II (927) returns to oil return elongated hole (924) and imports cooler oil inlet (10), what fuel feeding elongated hole (922) was supplied
Another part oil enters oil storage annular groove (917) by oil cylinder oil supplying hole (918), enters hydraulic cylinder through oil cylinder oil inlet hole (916), pushes away
Piston band moving gear II (911) slid axially along spline (910), back-moving spring (913) is stretched, gear II (911) with it is interior
Gear ring (926) engage speedup, through coaxial gear I (98) and gear III (928) engaged transmission, make turbine (929) speedup and with
Pump impeller (94) is reversely rotated;When stopping braking, cooling water pump (1), oil feed pump (2) are shut down, and working chamber oil is empty, and hydraulic cylinder oil is without pressure
Power, back-moving spring (913) draws gear II (911) to retract, and gear II (911) is disengaged with ring gear (926).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710752468.XA CN107314063B (en) | 2017-08-28 | 2017-08-28 | One kind being mounted on braking hydraulic retarder in semi-mounted wheel rim |
Applications Claiming Priority (1)
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CN201710752468.XA CN107314063B (en) | 2017-08-28 | 2017-08-28 | One kind being mounted on braking hydraulic retarder in semi-mounted wheel rim |
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CN107314063A true CN107314063A (en) | 2017-11-03 |
CN107314063B CN107314063B (en) | 2019-02-01 |
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CN201710752468.XA Expired - Fee Related CN107314063B (en) | 2017-08-28 | 2017-08-28 | One kind being mounted on braking hydraulic retarder in semi-mounted wheel rim |
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Cited By (4)
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CN107763194A (en) * | 2017-11-13 | 2018-03-06 | 中润海新能源汽车动力有限公司 | A kind of car deceleration device and its method of work with high-efficiency lubricating system |
CN108775354A (en) * | 2018-06-11 | 2018-11-09 | 大连交通大学 | The vehicle braking magnetic speed device of installation on the driving shaft |
CN109591843A (en) * | 2018-12-05 | 2019-04-09 | 中国煤炭科工集团太原研究院有限公司 | A kind of explosion-proof type prevent-moving car arrester based on energy conversion |
CN112354702A (en) * | 2020-10-31 | 2021-02-12 | 泰州市龙腾换热设备制造厂 | Hydraulic centrifugal barrel rotating support shaft |
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CN104179924A (en) * | 2014-08-08 | 2014-12-03 | 洛阳雷斯达传动有限公司 | Hydraulic torque converter with flexible lock-out control function |
CN105202074A (en) * | 2015-09-21 | 2015-12-30 | 哈尔滨工业大学 | Parallel type hydraulic retarder with clutch device and separation method of parallel type hydraulic retarder |
CN205278174U (en) * | 2015-12-10 | 2016-06-01 | 陕西法士特齿轮有限责任公司 | Series connection hydraulic retarber |
CN205315559U (en) * | 2015-12-18 | 2016-06-15 | 陕西航天动力高科技股份有限公司 | Take preceding retarber of wet clutch formula case |
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CN105202074A (en) * | 2015-09-21 | 2015-12-30 | 哈尔滨工业大学 | Parallel type hydraulic retarder with clutch device and separation method of parallel type hydraulic retarder |
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Cited By (5)
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CN107763194A (en) * | 2017-11-13 | 2018-03-06 | 中润海新能源汽车动力有限公司 | A kind of car deceleration device and its method of work with high-efficiency lubricating system |
CN107763194B (en) * | 2017-11-13 | 2024-04-19 | 中润海新能源汽车动力有限公司 | Working method of automobile speed reducer with efficient lubrication system |
CN108775354A (en) * | 2018-06-11 | 2018-11-09 | 大连交通大学 | The vehicle braking magnetic speed device of installation on the driving shaft |
CN109591843A (en) * | 2018-12-05 | 2019-04-09 | 中国煤炭科工集团太原研究院有限公司 | A kind of explosion-proof type prevent-moving car arrester based on energy conversion |
CN112354702A (en) * | 2020-10-31 | 2021-02-12 | 泰州市龙腾换热设备制造厂 | Hydraulic centrifugal barrel rotating support shaft |
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