CN207485985U - Multi-function variable-speed transmission system - Google Patents
Multi-function variable-speed transmission system Download PDFInfo
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- CN207485985U CN207485985U CN201720637724.6U CN201720637724U CN207485985U CN 207485985 U CN207485985 U CN 207485985U CN 201720637724 U CN201720637724 U CN 201720637724U CN 207485985 U CN207485985 U CN 207485985U
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- gear
- freewheel clutch
- output shaft
- transmission
- outer ring
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Abstract
The utility model discloses a kind of multi-function variable-speed transmission system, including Multi-functional transmission component and speed changer；The Multi-functional transmission component includes power input shaft, the first surpasses clutch and the second freewheel clutch；First freewheel clutch and the second freewheel clutch to surmount direction opposite, the inner ring of the inner ring of first freewheel clutch and the second freewheel clutch, which is driven, is matched with the power input shaft, deceleration transmission is carried out between the outer ring of the first freewheel clutch and the outer ring of the second freewheel clutch, the rotating speed of the outer ring of the first freewheel clutch is caused to be faster than the rotating speed of the second freewheel clutch outer ring；The outer ring of first freewheel clutch is sequentially connected in the input terminal of the speed changer, this transmission assembly can make vehicle that can complete gearshift without operating clutch in advancing, it can avoid vehicle that neutral position sliding occurs simultaneously, in addition, when vehicle is in ramp parking, ramp driving, it can prevent vehicle from being slipped along after ramp, ensure traffic safety.
Description
Technical field
The utility model is related to speed changer field, specifically a kind of multi-function variable-speed transmission system.
Background technology
Speed changer is the important component of car transmissions, is used for changing rotating speed and torque from engine,
In existing motor drive system, the power of engine output shaft output passes sequentially through clutch, speed changer and differential mechanism and passes
It is handed on driving wheel, for the speed changer of manual shift, before gear shift operation is carried out, needs to start using clutch cut-out
The power that machine is inputted to speed changer, after gearshift, clutch is combined again.This traditional gearshift mode operates more multiple
It is miscellaneous, when vehicle is shifted gears repeatedly, it will greatly accelerate driver driving fatigue.Secondly, existing speed changer, which is linked into neutral gear, makes vehicle
Carry out neutral position sliding when, due to entire transmission system transmission interrupt, engine braking effect disappear, simultaneously because engine
In idling mode, the braking effect of vehicle vacuum braking system will weaken significantly, the serious safety for interfering vehicle traveling.Separately
Outside, vehicle is in starting on ramp or during situation, since the strength that is short of power or brakes is inadequate, vehicle can under the effect of gravity after
It slips, causes safety accident.
Therefore, to solve problem above, need one kind that can complete gearshift without operating clutch, while can avoid
Neutral position sliding occurs for vehicle, and when vehicle is in ramp parking, ramp driving, can prevent vehicle from being slipped along after ramp, ensures row
The multi-function variable-speed device of vehicle safety.
Utility model content
In view of this, the purpose of the utility model is to overcome in the prior art the defects of, provide one kind can not operate from
Clutch can just complete gearshift, while can avoid vehicle that neutral position sliding occurs, and when vehicle is in ramp parking, ramp driving,
It can prevent vehicle from being slipped along after ramp, ensure the multi-function variable-speed device of traffic safety.
The multi-function variable-speed transmission system of the utility model, including Multi-functional transmission component and speed changer；It is described multi-functional
Transmission component includes power input shaft, the first freewheel clutch and the second freewheel clutch；First freewheel clutch and
Two freewheel clutches surmount direction on the contrary, the inner ring of the inner ring of the first freewheel clutch and the second freewheel clutch is driven and matches
Together in the power input shaft, deceleration transmission is carried out between the outer ring of the first freewheel clutch and the outer ring of the second freewheel clutch
So that the rotating speed of the outer ring of the first freewheel clutch is faster than the rotating speed of the second freewheel clutch outer ring；First freewheel clutch
Outer ring be sequentially connected in the input terminal of the speed changer；
Further, the speed changer includes transmission input shaft, the first output shaft and the second output shaft；The speed changer is defeated
The outer ring for entering axis and first freewheel clutch is sequentially connected, between the transmission input shaft and the first output shaft, speed change
Gear shift drive mechanism is respectively formed between device input shaft and the second output shaft；
Further, between the transmission input shaft and the first output shaft, between transmission input shaft and the second output shaft
Gearshift fastener is equipped with by multigroup power shift gear pair passing power, between the adjacent power shift gear pair；
Further, the power shift gear pair includes driving gear and the rotation that transmission is matched with the transmission input shaft
It is matched with the driven gear of first output shaft or the second output shaft；Wherein one or more described driving gears are simultaneously with dividing
It is not correspondingly arranged at a pair of of driven gear engagement of first output shaft and the second output shaft；
Further, the outer ring of first freewheel clutch and the corresponding transmission cooperation respectively of the outer ring of the second freewheel clutch
There are first gear and second gear；First output shaft is rotatably combined with nibble corresponding with the first gear and second gear
Conjunction makes to carry out the first duplicate gear of the deceleration transmission between first gear and second gear；
Further, first duplicate gear can engage to form a gearshift gear with first output shaft；
Further, first duplicate gear controls itself and institute by being located at the gearshift fastener on first output shaft
State the engagement of the first output shaft；
The multi-function variable-speed transmission system of the utility model further includes and the driven gear on the second output shaft
The idle pulley that reverses gear of the second duplicate gear is collectively formed, is rotatably assorted in reversing gear what idle pulley engaged with described on first output shaft
Reverse gear；
Further, the speed changer further includes corresponding and first output shaft respectively and the second output shaft is driven cooperation
First output gear and the second output gear and the power engaged simultaneously with first output gear and the second output gear
Output gear；
Further, the first gear axially extends the connection to be formed for being sequentially connected with the transmission input shaft
Seat.
The beneficial effects of the utility model are：The multi-function variable-speed transmission system of the utility model, Multi-functional transmission component
Power input shaft be used for receive engine power input, when normal vehicle operation, engine will drive power input shaft
It rotates forward, at this point, the first freewheel clutch is in engagement state, outer ring exports the power of power input shaft outward to speed changer
Input terminal, at this point, due to carrying out deceleration transmission between the first freewheel clutch outer ring and the second freewheel clutch, second surmounts
Clutch is also rotated forward, and rotating speed is less than power input shaft, and therefore, the second freewheel clutch, which is in, surmounts state；Work as vehicle
When needing gearshift, driver unclamps throttle, and the rotating speed of power input shaft will be less than the rotating speed of the first freewheel clutch outer ring, and high
Rotating speed in the second freewheel clutch outer ring, at this point, the first freewheel clutch and the second freewheel clutch are in discrete state,
The power transmission for having cut off engine and speed changer is equivalent to, driver can complete to change in the case where not operating clutch
Gear；When driver is in descending and when unclamping throttle, wheel by the anti-outer ring for dragging the first freewheel clutch, makes it by transmission system
Rotating speed is much higher than the rotating speed of power input shaft, surmounts state at this point, the first surpassing clutch and being in, and at the second freewheel clutch
In engagement state, the second freewheel clutch will rotate anti-drawing force input shaft, and then realize engine braking effect；Work as vehicle
When slipping trend after abrupt slope starting or abrupt slope parking generate, the outer ring of the first freewheel clutch will be generated becoming for reversion by counter drag
Gesture, at this point, the first freewheel clutch and the second freewheel clutch are in engagement state and generate reversal trend, since power is defeated
Go out and deceleration transmission carried out between wheel and intermediate transmission wheel, entire transmission component is caused to occur locked, power output wheel is avoided to invert,
Realize the function that vehicle slips after preventing.
Description of the drawings
The utility model is further described with reference to the accompanying drawings and examples：
Fig. 1 is the structure diagram of the utility model.
Specific embodiment
Fig. 1 is the structure diagram of the utility model, as shown in the figure, the multi-function variable-speed transmission system of the present embodiment, packet
Include Multi-functional transmission component and speed changer；The Multi-functional transmission component includes power input shaft 1,21 and of the first freewheel clutch
Second freewheel clutch 22；First freewheel clutch, 21 and second freewheel clutch 22 surmounts direction on the contrary, the first surpassing
More the inner ring of the inner ring of clutch 21 and the second freewheel clutch 22, which is driven, is matched with the power input shaft 1, and first surmounts
Deceleration transmission is carried out between the outer ring of clutch 21 and the outer ring of the second freewheel clutch 22 and causes the first freewheel clutch 21
The rotating speed of outer ring is faster than the rotating speed of 22 outer ring of the second freewheel clutch；The outer ring of first freewheel clutch 21 be sequentially connected in
The input terminal of the speed changer, the multi-function variable-speed transmission system of the present embodiment, the power input shaft 1 of Multi-functional transmission component are used
It is inputted in the power for receiving engine, when normal vehicle operation, engine will drive power input shaft 1 to rotate forward, at this point, first
Freewheel clutch 21 is in engagement state, and outer ring exports the power of power input shaft 1 outward to the input terminal of speed changer,
At this point, due to carrying out deceleration transmission, the second overdrive clutch between 21 outer ring of the first freewheel clutch and the second freewheel clutch 22
Device 22 is also rotated forward, and rotating speed is less than power input shaft 1, and therefore, the second freewheel clutch 22, which is in, surmounts state；Work as vehicle
When needing gearshift, driver unclamps throttle, and the rotating speed of power input shaft 1 will be less than the rotating speed of 21 outer ring of the first freewheel clutch,
And higher than the rotating speed of 22 outer ring of the second freewheel clutch, at this point, the first freewheel clutch 21 and the second freewheel clutch 22 are located
In discrete state, the power transmission for having cut off engine and speed changer is equivalent to, driver can be in the feelings for not operating clutch
Gearshift is completed under condition；When driver is in descending and when unclamping throttle, wheel drags the first freewheel clutch by transmission system by counter
21 outer ring makes its rotating speed be much higher than the rotating speed of power input shaft 1, surmounts state at this point, the first surpassing clutch and being in, and the
Two freewheel clutches 22 are in engagement state, and the second freewheel clutch 22 will rotate anti-drawing force input shaft 1, and then realize hair
Motivation braking effect；When slipping trend after vehicle is started to walk on abrupt slope or abrupt slope parking generates, the outer ring of the first freewheel clutch 21
The trend of reversion will be generated by counter drag, at this point, the first freewheel clutch 21 and the second freewheel clutch 22 are in joint shape
State simultaneously generates reversal trend, due to carrying out deceleration transmission between power output wheel and intermediate transmission wheel, leads to entire transmission component
Occur to lock, power output wheel is avoided to invert, realize the function that vehicle slips after preventing.
In the present embodiment, the speed changer includes transmission input shaft 13, the first output shaft 20 and the second output shaft 12；Institute
It states transmission input shaft 13 and the outer ring of first freewheel clutch 21 is sequentially connected, the transmission input shaft 13 and first
Gear shift drive mechanism, herein, tooth are respectively formed between output shaft 20, between 13 and second output shaft 12 of transmission input shaft
Wheel gear structure refers to being driven by the different gear pair of multigroup gearratio between two axis, each group of gear pair
A gearshift gear of speed changer can be formed.
In the present embodiment, pass through five gear gear pairs 17 and six between 13 and first output shaft 20 of transmission input shaft
Keep off 16 passing power of gear pair, and respectively by the first clutch collar 18 and the second clutch collar 15 control this two groups of power shift gear pairs with
First output shaft 20 engages；Pass through first gear pair 10, second gear pair between 13 and second output shaft 12 of transmission input shaft
11st, three gear gear pairs 4 and four keep off 6 passing power of gear pair, and pass through 5 and the 4th clutch collar 7 of third clutch collar and control this four groups
Power shift gear pair is engaged with the second output shaft 12, and six forwards of speed changer are formed by above six groups of power shift gear pairs.
In the present embodiment, the power shift gear pair include transmission be matched with the driving gear of the transmission input shaft 13 with
And it is rotatably assorted in the driven gear of 20 or second output shaft 12 of the first output shaft；One of them described driving gear is simultaneously
It is engaged with a pair of of the driven gear for being correspondingly arranged at 20 and second output shaft 12 of the first output shaft respectively, therefore, this master
The driving gear as two power shift gear pairs, this arrangement can reduce the quantity of gear to moving gear simultaneously, improve speed change
The compactedness of device entirety.
In the present embodiment, the outer ring of the outer ring of first freewheel clutch 21 and the second freewheel clutch 22 corresponds to respectively
Transmission is combined with first gear 3 and second gear 2；First output shaft 20 rotatably be combined with the first gear 3 and
Second gear 2, which is engaged, makes the first duplicate gear 19 that the deceleration transmission is carried out between first gear 3 and second gear 2,
In the present embodiment, the gear wheel of duplicate gear engages to form primary gear speed reducing transmission with first gear 3, duplicate gear it is small
Gear engages formation two with second gear 2 and builds gear reduced drive pair, and the rotating forward rotating speed of second gear 2 is realized by double reduction
The consistently lower than rotating speed of first gear 3.
In the present embodiment, first duplicate gear 19 can engage one gearshift gear of formation with first output shaft 20
Position, when the first duplicate gear 19 is engaged with the first output shaft 20, the power of power input shaft 1 passes through first gear 3 and first
The first output shaft 20 is transferred to after duplicate gear 19, forms the 7th forward gear gear of speed changer, at this point, other six gearshifts
Gear pair is in discrete state.
In the present embodiment, first duplicate gear 19 passes through the first clutch collar 18 for being located on first output shaft 20
It is controlled to be engaged with first output shaft 20, the first clutch collar 18 be located at the first duplicate gear 19 and five gear gear pairs 17 it
Between, speed changer is controlled to be linked into five grades or seven grades by the clutch collar.
The multi-function variable-speed transmission system of the present embodiment further includes and the second gear pair 11 on the second output shaft 12
Driven gear be collectively formed the idle pulley 9 that reverses gear of the second duplicate gear, be rotatably assorted on first output shaft 20 with it is described
The reverse gear 14 of the idle pulley 9 that reverses gear engagement, reverse gear 14 control it to be engaged with the first output shaft 20 by the second clutch collar 15
Realization is reversed gear.
In the present embodiment, the speed changer further includes correspondence respectively and is passed with 20 and second output shaft 12 of the first output shaft
It moves the first output gear coordinated and the second output gear and is nibbled simultaneously with first output gear and the second output gear
The power output gear 8 of conjunction.
In the present embodiment, the first gear 3 axially extends to be formed to be connected for being driven with the transmission input shaft 13
The connecting seat connect, connecting seat are equipped with splined hole, and connecting seat is sequentially connected by way of spline connection with transmission input shaft 13,
During installation, the inner face (towards the end face of transmission input shaft 13) of the connecting seat and the end face of transmission input shaft 13 offset
Carry out axial limiting.
Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the right of the utility model.
Claims (10)
1. a kind of multi-function variable-speed transmission system, it is characterised in that：Including Multi-functional transmission component and speed changer；It is described multi-functional
Transmission component includes power input shaft, the first freewheel clutch and the second freewheel clutch；First freewheel clutch and
Two freewheel clutches surmount direction on the contrary, the inner ring of the inner ring of the first freewheel clutch and the second freewheel clutch is driven and matches
Together in the power input shaft, deceleration transmission is carried out between the outer ring of the first freewheel clutch and the outer ring of the second freewheel clutch
So that the rotating speed of the outer ring of the first freewheel clutch is faster than the rotating speed of the second freewheel clutch outer ring；First freewheel clutch
Outer ring be sequentially connected in the input terminal of the speed changer.
2. multi-function variable-speed transmission system according to claim 1, it is characterised in that：It is defeated that the speed changer includes speed changer
Enter axis, the first output shaft and the second output shaft；The outer ring transmission of the transmission input shaft and first freewheel clutch connects
It connects, gear change is respectively formed between the transmission input shaft and the first output shaft, between transmission input shaft and the second output shaft
Fast drive mechanism.
3. multi-function variable-speed transmission system according to claim 2, it is characterised in that：The transmission input shaft and first
Between output shaft, between transmission input shaft and the second output shaft by multigroup power shift gear pair passing power, it is adjacent described
Gearshift fastener is equipped between power shift gear pair.
4. multi-function variable-speed transmission system according to claim 3, it is characterised in that：The power shift gear pair includes transmission
Be matched with the driving gear of the transmission input shaft and be rotatably assorted in first output shaft or the second output shaft from
Moving gear；Wherein one or more described driving gears simultaneously with being correspondingly arranged at first output shaft and the second output respectively
A pair of of driven gear engagement of axis.
5. multi-function variable-speed transmission system according to claim 3, it is characterised in that：Outside first freewheel clutch
Corresponding transmission is combined with first gear and second gear respectively for the outer ring of circle and the second freewheel clutch；First output shaft can
Being rotatably assorted to be engaged with the first gear and second gear makes described in progress to subtract between first gear and second gear
First duplicate gear of speed transmission.
6. multi-function variable-speed transmission system according to claim 5, it is characterised in that：First duplicate gear can be with institute
The first output shaft is stated to engage to form a gearshift gear.
7. multi-function variable-speed transmission system according to claim 5, it is characterised in that：First duplicate gear passes through position
It is controlled to be engaged with first output shaft in the gearshift fastener on first output shaft.
8. multi-function variable-speed transmission system according to claim 4, it is characterised in that：It further includes with being located at the second output shaft
On the driven gear be collectively formed the idle pulley that reverses gear of the second duplicate gear, be rotatably assorted on first output shaft with institute
State the reverse gear for idle pulley engagement of reversing gear.
9. multi-function variable-speed transmission system according to claim 3, it is characterised in that：The speed changer further includes right respectively
Should with first output shaft and the second output shaft transmission cooperation the first output gear and the second output gear and simultaneously with
First output gear and the power output gear of the second output gear engagement.
10. multi-function variable-speed transmission system according to claim 5, it is characterised in that：The first gear is prolonged in an axial direction
Stretch the connecting seat to be formed for being sequentially connected with the transmission input shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720637724.6U CN207485985U (en) | 2017-06-02 | 2017-06-02 | Multi-function variable-speed transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720637724.6U CN207485985U (en) | 2017-06-02 | 2017-06-02 | Multi-function variable-speed transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207485985U true CN207485985U (en) | 2018-06-12 |
Family
ID=62483947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720637724.6U Active CN207485985U (en) | 2017-06-02 | 2017-06-02 | Multi-function variable-speed transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207485985U (en) |
-
2017
- 2017-06-02 CN CN201720637724.6U patent/CN207485985U/en active Active
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