CN104500652B - For vehicle flywheel assembly and there is its engine and vehicle - Google Patents
For vehicle flywheel assembly and there is its engine and vehicle Download PDFInfo
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- CN104500652B CN104500652B CN201410826809.XA CN201410826809A CN104500652B CN 104500652 B CN104500652 B CN 104500652B CN 201410826809 A CN201410826809 A CN 201410826809A CN 104500652 B CN104500652 B CN 104500652B
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- flywheel
- ring gear
- primary
- vehicle
- primary flywheel
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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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/30—Flywheels
- F16F15/315—Flywheels characterised by their supporting arrangement, e.g. mountings, cages, securing inertia member to shaft
Abstract
The invention discloses a kind of flywheel assembly for vehicle and there is its engine and vehicle.The flywheel assembly for vehicle includes：Primary flywheel, the primary flywheel are suitable to be fixed on the engine crankshaft of the vehicle；Secondary flywheel, the secondary flywheel are connected by flexible member with the primary flywheel and suitable for being connected by clutch with the speed changer of the vehicle；Switching device, the switching device is arranged to the optionally synchronous primary flywheel and the secondary flywheel so that the primary flywheel rotates with the secondary flywheel synchronization.Flywheel assembly for vehicle according to embodiments of the present invention, when engine starts, makes primary flywheel and secondary flywheel synchronization by switching device, avoids primary flywheel from producing resonance with secondary flywheel.
Description
Technical field
The present invention relates to technical field of vehicle, in particular to a kind of flywheel assembly for vehicle, has the flywheel
The engine of component and the vehicle with the engine or the flywheel assembly.
Background technology
In correlation technique, for engine during igniting, engine speed gradually rises up to idling speed (typically by zero
For more than 750 turns), including the double mass flywheel of primary flywheel and secondary flywheel decayed by flexible member between two-stage flywheel
Engine torque fluctuates, and the interval of resonance of double mass flywheel is less than engine idle rotational under whole vehicle state.Use double matter
Measure the vehicle of flywheel start in engine ignition, vehicle short starting when, engine speed can pass through double mass flywheel resonance point, make
Resonated into double mass flywheel, influence vehicle NVH comfortableness and the service life of double mass flywheel, room for improvement be present.
The content of the invention
In view of this, the present invention is directed to propose a kind of flywheel assembly for vehicle, during so as to solve engine starting,
The problem of primary flywheel resonates with secondary flywheel.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
A kind of flywheel assembly for vehicle includes：Primary flywheel, the primary flywheel are suitable to be fixed on the vehicle
On engine crankshaft；Secondary flywheel, the secondary flywheel be connected by flexible member with the primary flywheel and suitable for by from
Clutch is connected with the speed changer of the vehicle；Switching device, the switching device are arranged to the optionally synchronous primary
Flywheel is with the secondary flywheel so that the primary flywheel rotates with the secondary flywheel synchronization.
Further, the flywheel assembly for vehicle also includes：Drive component, the drive component and the switching
Device is connected to drive the switching device synchronously primary flywheel and the secondary flywheel.
Further, the switching device includes：Primary flywheel teeth hub, the primary flywheel teeth hub are located at described primary winged
On wheel；Secondary flywheel ring gear, the secondary flywheel ring gear are located on the secondary flywheel；Engage ring gear, it is described engagement ring gear with
The primary normal internal messing of flywheel teeth hub, and it is described engagement ring gear can along the axial movement of engine crankshaft with optionally with
The secondary flywheel ring gear internal messing.
Further, the drive component includes：Motor；Push rod, the push rod be connected with the motor with
Axial movement described in driving lower edge in the motor；Shift fork, the shift fork are connected with the push rod；Sliding block, the cunning
Block be fixed on the shift fork and relatively it is described engagement ring gear slidably, the shift fork passes through soldered tooth described in the slipper push
Ring is along the axial movement.
Further, the outer peripheral face of the engagement ring gear is provided with the circumferentially extending groove along engagement ring gear, the cunning
Block is slidably disposed in the groove.
Further, the motor is suitable for the starting motor of the engine of the vehicle；The push rod is provided with
Starter toothed wheel；The primary flywheel is provided with the primary flywheel starting gear ring for being suitable to engage with the starter toothed wheel, the primary
Flywheel starting gear ring is located at the side of the remote secondary flywheel of the primary flywheel, and the primary flywheel teeth hub is located at institute
State the side of the neighbouring secondary flywheel of primary flywheel.
The push rod can move between the first location and the second location along the axial direction, and the push rod is located at described first
During position, the starter toothed wheel engages with the primary flywheel starting gear ring, and the engagement ring gear and the secondary flywheel teeth
Enclose internal messing；When the push rod is located at the second place, the starter toothed wheel departs from the primary flywheel starting gear ring, and
The engagement ring gear departs from the secondary flywheel ring gear.
Further, it is equipped with the spigot surface of engagement ring gear first being oppositely arranged on each tooth of the engagement ring gear and connects
The spigot surface of ring gear second is closed, is equipped with each tooth of secondary flywheel ring gear and time for engaging the cooperation of the spigot surface of ring gear first
Level the spigot surface of flywheel ring gear first and with it is described engage the spigot surface of ring gear second coordinate the spigot surface of secondary flywheel ring gear second.
Relative to prior art, the flywheel assembly of the present invention for vehicle has the advantage that：According to the present invention
The flywheel assembly for vehicle of embodiment, by setting switching device with synchronously primary flywheel and secondary in engine start
Flywheel, avoid primary flywheel from producing resonance with secondary flywheel, improve the NVH performances of vehicle and extend the use of flywheel assembly
Life-span.
Another object of the present invention is to propose a kind of engine, the engine, which is provided with, above-mentioned is used for flying for vehicle
Wheel assembly.
The engine is same relative to Dominant Facies possessed by prior art with the above-mentioned flywheel assembly for vehicle,
This is repeated no more.
A further object of the present invention is to propose a kind of vehicle, and the vehicle is provided with the above-mentioned flywheel assembly for vehicle
Or above-mentioned engine.
The vehicle is with the above-mentioned flywheel assembly and engine for vehicle relative to advantage possessed by prior art
It is identical, it will not be repeated here.
Brief description of the drawings
The accompanying drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the explosive view of the flywheel assembly for vehicle described in the embodiment of the present invention；
Fig. 2 is the decomposition texture schematic diagram of the flywheel assembly for vehicle described in the embodiment of the present invention；
Fig. 3 is the flywheel assembly for vehicle described in the embodiment of the present invention in the primary flywheel and the secondary flywheel
Dimensional structure diagram when asynchronous；
Fig. 4 is the top view of the flywheel assembly for vehicle shown in Fig. 3；
Fig. 5 is the flywheel assembly for vehicle described in the embodiment of the present invention in the primary flywheel and the secondary flywheel
Dimensional structure diagram when synchronous；
Fig. 6 is the top view of the flywheel assembly for vehicle shown in Fig. 5；
Fig. 7 is the shift fork, sliding block and the knot for engaging ring gear of the flywheel assembly for vehicle described in the embodiment of the present invention
Structure schematic diagram；
Fig. 8 is the structural representation that the tooth of the tooth and secondary flywheel ring gear that engage ring gear coordinates；
Fig. 9 is the size and position relationship schematic diagram of the flywheel assembly for vehicle described in the embodiment of the present invention.
Description of reference numerals：
100- is used for the flywheel assembly of vehicle；1- primary flywheels；11- primary flywheel starting gear rings；2- level flywheel；3- is cut
Changing device；31- primary flywheel teeth hubs；32- level flywheel ring gear；The 321- spigot surface of level flywheel ring gear first；322- times level flies
Take turns the spigot surface of gear ring second；33- engages ring gear；331- grooves；332- engages the spigot surface of ring gear first；333- engages ring gear second
Spigot surface；4- drive components；42- push rods；43- shift forks；431- connecting portions；4311- mounting holes；The forks of 432- first；433-
Second fork；44- sliding blocks；441- slider bodies；442- connecting poles；45- starter toothed wheels；The width of a- starter toothed wheels；B- is pushed away
The movable distance of bar；When c- push rods are located at the second place, the gap between starter toothed wheel and primary flywheel starting gear ring；At the beginning of d-
The width of level flywheel starting gear ring；The width of L1- level flywheel ring gear；Between L2- level flywheel ring gear and primary flywheel teeth hub
Gap；The width of L3- primary flywheel teeth hubs；The width of tooth on L4- engagement ring gears；When L5- push rods are located at the second place, connect
Close the distance between the side of the neighbouring secondary flywheel of ring gear and the side of neighbouring secondary flywheel of primary flywheel teeth hub；L6- is pushed away
When bar is located at the second place, the side and the one of the remote secondary flywheel of primary flywheel teeth hub of the remote secondary flywheel of ring gear is engaged
The distance between side.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
Below with reference to the accompanying drawings 1- Fig. 9 and in conjunction with the embodiments come describe in detail the present invention the flywheel assembly for vehicle
100.Vehicle can be provided with engine and speed changer, and clutch is provided between engine and speed changer, that is to say, that clutch
Device is used to engage or escape engine and speed changer, and when engine is engaged with speed changer by clutch, engine output is moved
Power can be transferred to speed changer.
As shown in Fig. 1-Fig. 9, the flywheel assembly 100 for vehicle according to embodiments of the present invention includes primary flywheel 1, secondary
Level flywheel 2 and switching device 3.
Primary flywheel 1, which is suitable to be fixed on the engine crankshaft (not shown) of vehicle, to be suitable for rising by engine crankshaft
Dynamic engine or the driving torque for transmitting engine.Secondary flywheel 2 is connected with primary flywheel 1 by flexible member, and secondary winged
Wheel 2 is suitable to by clutch with the speed changer of vehicle be connected so as to improve the rotary inertia of speed changer.It is it is understood that primary
Flywheel 1 is coaxially arranged with secondary flywheel 2 and is connected between the two by flexible member, and the flexible member includes multiple torsion bullets
Spring.
Switching device 3 is arranged to optionally synchronous primary flywheel 1 and secondary flywheel 2 so that primary flywheel 1 and secondary
The synchronous axial system of flywheel 2.It is understood that primary flywheel 1 and secondary flywheel 2 can open up along the axially spaced-apart of engine crankshaft
Put, when the synchronous primary flywheel 1 of switching device 3 is with secondary flywheel 2, primary flywheel 1 turns with secondary flywheel 2 as an Integral synchronous
It is dynamic.
When the engine ignition starting of vehicle or short start of engine (start engine using key, but do not risen completely
Dynamic state) when, the synchronous primary flywheel 1 of switching device 3 makes primary flywheel 1 whole as one with secondary flywheel 2 with secondary flywheel 2
Body rotates, i.e., flywheel assembly 100 now can use as single mass flywheel, and between primary flywheel 1 and secondary flywheel 2
Flexible member does not work, now clutch engagement engine and speed changer, the fluctuation of speed of speed changer and the rotating speed of engine
Fluctuate it is identical, so as to avoid engine speed pass through flywheel assembly 100 resonance point, avoid primary flywheel 1 and secondary flywheel 2
Resonance is produced, improves the NVH performances of vehicle, extends the service life of flywheel assembly 100.
In short, the flywheel assembly 100 for vehicle according to embodiments of the present invention, by set switching device 3 with
Synchronously primary flywheel 1 and secondary flywheel 2 during engine start, avoid primary flywheel 1 from producing resonance with secondary flywheel 2, make vehicle
NVH performances improve and extend the service life of flywheel assembly 100.
A specific implementation of the flywheel assembly 100 for being used for vehicle according to the present invention is described in detail referring to Fig. 1-Fig. 9
Example.As shown in Fig. 1-Fig. 9, the flywheel assembly 100 for vehicle includes primary flywheel 1, secondary flywheel 2, switching device 3 and driving
Component 4.
Primary flywheel 1 is coaxially disposed with secondary flywheel 2, and drive component 4 is connected with switching device 3 to drive switching device 3
Action so that switching device 3 optionally synchronous primary flywheel 1 with secondary flywheel 2 so as to primary flywheel 1 and secondary flywheel
2 synchronous axial systems.
Shown in reference picture 1- Fig. 6, switching device 3 can include primary flywheel teeth hub 31, secondary flywheel ring gear 32 and engagement
Ring gear 33.Primary flywheel teeth hub 31 is located on primary flywheel 1, and primary flywheel teeth hub 31 can use hardness even with primary flywheel 1
Connect, i.e., primary flywheel teeth hub 31 can be with synchronous axial system with primary flywheel 1.
Secondary flywheel ring gear 32 is located on secondary flywheel 2, i.e., secondary flywheel ring gear 32 can synchronously turn with secondary flywheel 2
It is dynamic.
Engage ring gear 33 and primary 31 normal internal messing of flywheel teeth hub, and engage ring gear 33 can be along the axial direction of engine crankshaft
It is mobile with optionally with the secondary internal messing of flywheel ring gear 32.Engage ring gear 33, primary flywheel teeth hub 31 and secondary flywheel teeth
The modulus, odontoid, base radius for enclosing 32 threes are identical.
That is, engagement ring gear 33 can be with axial movement of the opposing primary flywheel 1 along engine crankshaft, and engage ring gear
33 can rotate with primary flywheel 1, and when engaging ring gear 33 with secondary 32 internal messing of flywheel ring gear, engagement ring gear 33 is same
When with primary flywheel teeth hub 31 and the internal messing of secondary flywheel ring gear 32, so as to synchronous primary flywheel teeth hub 31 and secondary flywheel teeth
Circle 32 is synchronous, and then synchronous primary flywheel 1 and secondary flywheel 2.
Specifically, as Figure 2-Figure 5, engage ring gear 33 engine crankshaft be located axially at primary flywheel 1 with
Between secondary flywheel 2, and primary flywheel teeth hub 31 is located at the side of the direction secondary flywheel 2 of primary flywheel 1, secondary flywheel ring gear
32 are located at the side of the direction primary flywheel 1 of secondary flywheel 2, and engagement ring gear 33 is during the axial movement of engine crankshaft
All the time with the primary internal messing of flywheel teeth hub 31.Soldered tooth can be realized by the axial movement for the engine crankshaft for engaging ring gear 33
Ring 33 and the secondary internal messing of flywheel ring gear 32 separate.
For the ease of engagement ring gear 33 and the secondary internal messing of flywheel ring gear 32, engage and be equipped with phase on each tooth of ring gear 33
To the first spigot surface of engagement ring gear 332 of setting and the second spigot surface of engagement ring gear 333, on each tooth of secondary flywheel ring gear 32
Be equipped with engage the first spigot surface of ring gear 332 cooperation the first spigot surface of secondary flywheel ring gear 321 and with the engagement ring gear
The second spigot surface of secondary flywheel ring gear 322 that second spigot surface 333 coordinates.Alternatively, engage the first spigot surface of ring gear 332, connect
Closing ring gear the second spigot surface 333, the first spigot surface of secondary flywheel ring gear 321 and the second spigot surface of secondary flywheel ring gear 322 can be with
For plane or cambered surface.
It is understood that due to engagement ring gear 33 can be rotated with primary flywheel teeth hub 31, when need engage ring gear 33 with
During secondary 32 internal messing of flywheel ring gear, the tooth of the tooth and secondary flywheel ring gear 32 that engage ring gear 33 there may be dislocation, such as Fig. 8
Shown, the tooth position of secondary flywheel ring gear 32 is in the right side of the tooth of engagement ring gear 33 accordingly, when engagement ring gear 33 is bent along engine
During the axial movement of axle, by engaging the cooperation of the first spigot surface of ring gear 332 and secondary the first spigot surface of flywheel ring gear 321, connect
The tooth of conjunction ring gear 33 is directed to the position with the tooth internal messing of secondary flywheel ring gear 32.
Conversely, when secondary flywheel ring gear 32 tooth position in accordingly engagement ring gear 33 tooth left side, when engagement ring gear 33
Along engine crankshaft axial movement when, by engaging the second spigot surface of ring gear 333 and secondary the second spigot surface of flywheel ring gear 322
Cooperation, the tooth of engagement ring gear 33 is directed to position with the tooth internal messing of secondary flywheel ring gear 32.
By foregoing description, by set the first spigot surface of engagement ring gear 332, the second spigot surface of engagement ring gear 333,
Secondary the first spigot surface of flywheel ring gear 321 and the second spigot surface of secondary flywheel ring gear 322, engagement ring gear 33 can be played and led
To effect, so that engaging ring gear 33 and secondary flywheel ring gear 32 successfully internal messing.
Drive component 4 can include motor (not shown), push rod 42, shift fork 43 and sliding block 44.The present invention's
In some specific examples, motor can be the starting motor of the engine of vehicle, start motor and be used to start engine.
That is the flywheel assembly 100 for vehicle utilizes existing starting motor, manufacturing cost is saved, and save arrangement space.
Push rod 42 can be connected with motor with the axial movement under the driving of motor along engine crankshaft, its
The axial direction of middle engine crankshaft is identical with the axial direction of push rod 42.
Shift fork 43 is connected with push rod 42, and sliding block 44 is fixed on shift fork 43, and the relative engagement ring gear 33 of sliding block 44 is slidably,
Shift fork 43 can promote axial movement of the engagement ring gear 33 along engine crankshaft by sliding block 44.
Shown in reference picture 7, the circumferentially extending groove that can be provided with the outer peripheral face of ring gear 33 along engagement ring gear 33 is engaged
331, sliding block 44 is slidably disposed in groove 331, that is to say, that engagement ring gear 33 can opposing slider 44 around engagement ring gear 33
Center axis thereof.
In one particular embodiment of the present invention, as shown in fig. 7, shift fork 43 can include connecting portion 431, the first fork-shaped
The fork 433 of portion 432 and second, the first fork 432 and the second fork 433 are connected with connecting portion 431, and the first fork-shaped
The fork 433 of portion 432 and second is symmetrical arranged on connecting portion 431.
As shown in figure 1, shift fork 43 is provided with mounting hole 4311, specifically, mounting hole 4311 is located on connecting portion 431.Push away
Bar 42 is fixed in mounting hole 4311, and mounting hole 4311 is stretched out in one end.In some optional embodiments, mounting hole 4311 can
Think circular hole, correspondingly a part for push rod 42 is formed as the cylinder being adapted to mounting hole 4311, in other optional implementations
In example, mounting hole 4311 can be polygonal hole, and correspondingly a part for push rod 42 is formed as the horizontal stroke being adapted to mounting hole 4311
Section is the column of polygon.
As shown in fig. 7, sliding block 44 can include slider body 441 and be located on slider body 441 and be suitable to and shift fork 43
Connected connecting pole 442.Connecting pole 442, which is threadedly coupled, either to be welded or is riveted on shift fork 43.
Sliding block 44 can be two, and one of sliding block 44 can be connected to first by the connecting pole 442 of the sliding block 44
In fork 432, another sliding block 44 can be connected to the second fork 433, and two by the connecting pole 442 of the sliding block 44
Angle between sliding block 44 is 180 degree, that is to say, that the first fork 432 and the second fork 433 will engage the one of ring gear 33
Semi-surrounding is in the region that the first fork 432 and the second fork 433 limit.Thus push rod 42 can be by sliding block 44 more
Stably promote engagement ring gear 33 to move, make engagement ring gear 33 and the secondary internal messing process of flywheel ring gear 32 more steady.
Shown referring to Figures 1 and 2, push rod 42 is provided with starter toothed wheel 45, and primary flywheel 1, which is provided with, to be suitable to and starter toothed wheel
The primary flywheel starting gear ring 11 of 45 engagements, primary flywheel starting gear ring 11 and primary flywheel teeth hub 31 are located at primary flywheel respectively
1 both sides, such as shown in Fig. 2, primary flywheel starting gear ring 11 is located at the side of the remote secondary flywheel 2 of primary flywheel 1, it is primary
Flywheel teeth hub 31 is located at the side of the neighbouring secondary flywheel 2 of primary flywheel 1.
Shown in reference picture 3- Fig. 6, motor and the rigid connection of push rod 42 are started, that is to say, that start motor driving push rod 42
It is mobile, shift fork 43 and the rigid connection of push rod 42, shift fork 43 by push rod 42 in the case where starting the drive of motor along engine crankshaft
Axial movement, while shift fork 43 drives axial movement of the engagement ring gear 33 along engine crankshaft by sliding block 44.
In one particular embodiment of the present invention, push rod 42 can be along engine crankshaft axially in first position and the
Moved between two positions, when push rod 42 is located at first position, starter toothed wheel 45 engages with primary flywheel starting gear ring 11, and engages
Ring gear 33 and the secondary internal messing of flywheel ring gear 32.When push rod 42 is located at the second place, starter toothed wheel 45 plays moving teeth with primary flywheel
Circle 11 departs from, and engages ring gear 33 and depart from secondary flywheel ring gear 32.That is, as shown in Figure 3 and Figure 4, when engine is quiet
When only, push rod 42 is located at the second place, engagement ring gear 33 and the primary internal messing of flywheel teeth hub 31, and now engage ring gear 33 with time
Level flywheel ring gear 32 separates, while the starter toothed wheel 45 on push rod 42 also separates with primary flywheel starting gear ring 11.
As shown in Figure 5 and Figure 6, when engine ignition, axial movement of the push rod 42 along engine crankshaft is (such as to reach
It is dynamic), and drive starter toothed wheel 45 to move when push rod 42 is moved to first position, the starter toothed wheel 45 on push rod 42 and primary
The external toothing of flywheel starting gear ring 11, during push rod 42 moves, push rod 42 also promotes axle of the shift fork 43 along engine crankshaft
To movement (such as forward movement), so as to drive engagement ring gear 33 to move, and when push rod 42 is moved to first position, soldered tooth
Ring 33 is simultaneously with primary flywheel teeth hub 31 and the internal messing of secondary flywheel ring gear 32, and now, secondary flywheel 2 and primary flywheel 1 are same
Step is rotated, and flywheel assembly 100 is single mass flywheel state.
Completed when engine starts, axial direction reverse movement (such as be moved rearwards) of the push rod 42 along engine crankshaft, push rod
Starter toothed wheel 45 on 42 is disengaged from primary flywheel starting gear ring 11, while push rod 42 drags shift fork 43 along engine crankshaft
Axial direction reverse movement (such as being moved rearwards), so as to drive engagement ring gear 33 retreat, make engagement ring gear 33 and secondary flywheel teeth
Circle 32 is disengaged from, and hereafter, recovers double mass flywheel performance.
From the above description it can be seen that starter toothed wheel 45 and primary flywheel starting gear ring 11 and engage ring gear 33 with it is secondary
When the synchro-meshing of flywheel ring gear 32 or separated in synchronization, i.e. starter toothed wheel 45 engage with primary flywheel starting gear ring 11, ring gear is engaged
33 also engage with secondary flywheel ring gear 32, when starter toothed wheel 45 separates with primary flywheel starting gear ring 11, engagement ring gear 33 with time
Level flywheel ring gear 32 also separates.
In order to reach above-mentioned two sleeve gears structure, (wherein, starter toothed wheel 45 and primary flywheel starting gear ring 11 are a set of, are connect
Ring gear 33 and secondary flywheel ring gear 32 are closed to be another set of) synchro-meshing and separated in synchronization, can rationally design push rod 42 can
Displacement b, and rationally design primary flywheel teeth hub 31, primary flywheel starting gear ring 11, secondary flywheel ring gear 32, soldered tooth
The movable distance b of ring 33, the installation site of starter toothed wheel 45 and width, wherein push rod 42 is first position and the second place
The distance between.
As shown in figure 9, a is the width of starter toothed wheel 45；B is the movable distance of push rod 42；C is that push rod 42 is located at second
During position, the gap between starter toothed wheel 45 and primary flywheel starting gear ring 11；D is the width of primary flywheel starting gear ring 11；
L1 is the width of secondary flywheel ring gear 32；Gaps of the L2 between secondary flywheel ring gear and primary flywheel teeth hub；L3 flies to be primary
The width of gear teeth hub；L4 is the width of the tooth on engagement ring gear 33；When L5 is that push rod 42 is located at the second place, engagement ring gear 33
The distance between the side of neighbouring secondary flywheel 2 and the side of neighbouring secondary flywheel 2 of primary flywheel teeth hub 31；L6 is push rod 42
During positioned at the second place, side and the remote secondary flywheel 2 of primary flywheel teeth hub 31 of the remote secondary flywheel 2 of ring gear 33 are engaged
The distance between side.
In order to reach above-mentioned two sleeve gears structure, (wherein, starter toothed wheel 45 and primary flywheel starting gear ring 11 are a set of, are connect
Ring gear 33 and secondary flywheel ring gear 32 are closed to be another set of) synchro-meshing and separated in synchronization, a, b, c, d, L1, L2, L3, L4, L5,
L6, meet following relational expression：
(1)：L3=L4+L5+L6；
(2)：L3=(1.2~1.5) * L4；
(3)：B=L5+L2+ (1/3~2/3) * L4；
(4)：L1>1.2d；
(5)：a≥1.2d；
(6)：c+d<b<c+a.
Preferably, L5=L6=(L3-L4)/2, b=L5+L2+L4/2, thus above-mentioned two sleeve gears structure (its is being ensured
In, starter toothed wheel 45 is a set of with primary flywheel starting gear ring 11, and engagement ring gear 33 is another set of with secondary flywheel ring gear 32)
In the case of synchro-meshing and separated in synchronization, the design difficulty of flywheel assembly 100 is lower, more compact structure.
The present invention also proposes a kind of engine, and the engine is provided with the flywheel group for vehicle described in above-described embodiment
Part 100, by setting the switching device 3 of the optionally primary flywheel 1 of synchronous flywheel component 100 and secondary flywheel 2, so as to
In engine ignition starting or short starting, avoid engine from being resonated with speed changer, lift NVH performances, and flywheel assembly
100 service lifes are grown.
The present invention also proposes a kind of vehicle, and the vehicle is provided with the above-mentioned flywheel assembly 100 for vehicle or above-mentioned started
Machine, by setting the switching device 3 of the optionally primary flywheel 1 of synchronous flywheel component 100 and secondary flywheel 2, so that
When engine ignition starting or short starting, avoid engine from being resonated with speed changer, lift NVH performances, and flywheel assembly 100
Service life is grown.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (7)
- A kind of 1. flywheel assembly (100) for vehicle, it is characterised in that including：Primary flywheel (1), the primary flywheel (1) are suitable to be fixed on the engine crankshaft of the vehicle；Secondary flywheel (2), the secondary flywheel (2) be connected by flexible member with the primary flywheel (1) and suitable for by from Clutch is connected with the speed changer of the vehicle；Switching device (3), the switching device (3) are arranged to the optionally synchronous primary flywheel (1) and the secondary Flywheel (2) is so that the primary flywheel (1) and secondary flywheel (2) synchronous axial system；The switching device (3) includes：Primary flywheel teeth hub (31), the primary flywheel teeth hub (31) are located on the primary flywheel (1)；Secondary flywheel ring gear (32), the secondary flywheel ring gear (32) are located on the secondary flywheel (2)；Engage ring gear (33), the engagement ring gear (33) and the normal internal messing of the primary flywheel teeth hub (31), and the engagement Ring gear (33) can along the axial movement of engine crankshaft with optionally with secondary flywheel ring gear (32) internal messing；Drive component (4), the drive component (4) are connected with the switching device (3) to drive the switching device (3) synchronous The primary flywheel (1) and the secondary flywheel (2)；The drive component (4) includes：Motor；Push rod (42), the push rod (42) are connected with the motor with axial direction described in the driving lower edge in the motor It is mobile；Shift fork (43), the shift fork (43) are connected with the push rod (42)；Sliding block (44), the sliding block (44) be fixed on the shift fork (43) and relatively it is described engagement ring gear (33) slidably, institute State shift fork (43) and the engagement ring gear (33) is promoted along the axial movement by the sliding block (44)；The push rod (42) is provided with starter toothed wheel (45)；The primary flywheel (1) is provided with the primary flywheel starting gear ring (11) for being suitable to engage with the starter toothed wheel (45), institute State the side that primary flywheel starting gear ring (11) is located at the remote secondary flywheel (2) of the primary flywheel (1), the primary Flywheel teeth hub (31) is located at the side of the neighbouring secondary flywheel (2) of the primary flywheel (1).
- 2. the flywheel assembly (100) according to claim 1 for vehicle, it is characterised in that the engagement ring gear (33) Outer peripheral face be provided with circumferentially extending groove (331) along engagement ring gear (33), the sliding block (44) is slidably disposed in institute State in groove (331).
- 3. the flywheel assembly (100) according to claim 1 for vehicle, it is characterised in that the motor is suitable to For the starting motor of the engine of the vehicle.
- 4. the flywheel assembly (100) according to claim 1 for vehicle, it is characterised in that the push rod (42) can edge The axial direction is moved between the first location and the second location, when the push rod (42) is located at the first position, the starting Gear (45) engages with the primary flywheel starting gear ring (11), and the engagement ring gear (33) and the secondary flywheel ring gear (32) internal messing；When the push rod (42) is located at the second place, the starter toothed wheel (45) starts with the primary flywheel Gear ring (11) departs from, and the engagement ring gear (33) departs from the secondary flywheel ring gear (32).
- 5. the flywheel assembly (100) for vehicle according to any one of claim 1-4, it is characterised in that described to connect Close to be equipped with the spigot surface of engagement ring gear first (332) being oppositely arranged on each tooth of ring gear (33) and engage ring gear second and be oriented to Face (333), is equipped with each tooth of secondary flywheel ring gear (32) and time for engaging the spigot surface of ring gear first (332) cooperation The level spigot surface of flywheel ring gear first (321) and with the secondary flywheel ring gear for engage spigot surface of ring gear second (333) and coordinating Two spigot surfaces (322).
- 6. a kind of engine, it is characterised in that the engine is provided with to be used for according to any one of claim 1-5 The flywheel assembly (100) of vehicle.
- 7. a kind of vehicle, it is characterised in that be provided with the flywheel group for vehicle according to any one of claim 1-5 Part (100) or engine according to claim 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410826809.XA CN104500652B (en) | 2014-12-26 | 2014-12-26 | For vehicle flywheel assembly and there is its engine and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410826809.XA CN104500652B (en) | 2014-12-26 | 2014-12-26 | For vehicle flywheel assembly and there is its engine and vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN104500652A CN104500652A (en) | 2015-04-08 |
| CN104500652B true CN104500652B (en) | 2018-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410826809.XA Active CN104500652B (en) | 2014-12-26 | 2014-12-26 | For vehicle flywheel assembly and there is its engine and vehicle |
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| Country | Link |
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| CN (1) | CN104500652B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443411A (en) * | 2018-05-23 | 2018-08-24 | 南京世界村汽车动力有限公司 | A kind of automobile engine flywheel |
| CN113483056B (en) * | 2021-06-30 | 2022-11-04 | 重庆长安汽车股份有限公司 | Control system and method for restraining vehicle torsional vibration by using single mass flywheel |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2244542A (en) * | 1990-05-31 | 1991-12-04 | Luk Lamellen & Kupplungsbau | Torque transfer device |
| JPH0791495A (en) * | 1993-03-26 | 1995-04-04 | Fichtel & Sachs Ag | Equipment for fixing clutch to crankshaft |
| JPH102378A (en) * | 1996-03-08 | 1998-01-06 | Fichtel & Sachs Ag | Flywheel device |
| US5799766A (en) * | 1995-05-22 | 1998-09-01 | Fichtel & Sachs Ag | Arrangement for the attachment of a flywheel to a crankshaft |
| WO2010012078A1 (en) * | 2008-07-28 | 2010-02-04 | Magna Powertrain Inc. | Dual mass flywheel with continuous non-linear system stiffness, overrunning ability, through axial translation against spring system |
| DE102010023373A1 (en) * | 2009-06-25 | 2010-12-30 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Dual mass flywheel for damping torsional vibrations in drive train of motor vehicle, has flywheel masses attached to engine and transmission of vehicle, and cover device for closing passage holes and formed by elastic membrane |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8701851B2 (en) * | 2010-10-08 | 2014-04-22 | GM Global Technology Operations LLC | Selectable mass flywheel |
| CN103423438A (en) * | 2012-05-24 | 2013-12-04 | 姜华 | Transmission shifting mechanism for all-electric cars |
-
2014
- 2014-12-26 CN CN201410826809.XA patent/CN104500652B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2244542A (en) * | 1990-05-31 | 1991-12-04 | Luk Lamellen & Kupplungsbau | Torque transfer device |
| JPH0791495A (en) * | 1993-03-26 | 1995-04-04 | Fichtel & Sachs Ag | Equipment for fixing clutch to crankshaft |
| US5799766A (en) * | 1995-05-22 | 1998-09-01 | Fichtel & Sachs Ag | Arrangement for the attachment of a flywheel to a crankshaft |
| JPH102378A (en) * | 1996-03-08 | 1998-01-06 | Fichtel & Sachs Ag | Flywheel device |
| WO2010012078A1 (en) * | 2008-07-28 | 2010-02-04 | Magna Powertrain Inc. | Dual mass flywheel with continuous non-linear system stiffness, overrunning ability, through axial translation against spring system |
| DE102010023373A1 (en) * | 2009-06-25 | 2010-12-30 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Dual mass flywheel for damping torsional vibrations in drive train of motor vehicle, has flywheel masses attached to engine and transmission of vehicle, and cover device for closing passage holes and formed by elastic membrane |
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| Publication number | Publication date |
|---|---|
| CN104500652A (en) | 2015-04-08 |
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