CN205534053U - Automatic transmission - Google Patents
Automatic transmission Download PDFInfo
- Publication number
- CN205534053U CN205534053U CN201620319290.0U CN201620319290U CN205534053U CN 205534053 U CN205534053 U CN 205534053U CN 201620319290 U CN201620319290 U CN 201620319290U CN 205534053 U CN205534053 U CN 205534053U
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- Prior art keywords
- gear
- power
- power source
- output shaft
- shaft
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Abstract
Automatic transmission, be used in on the vehicle, be equipped with on the casing and rotate the power supply input shaft of connecting, the variable speed dynamo axle, a power output shaft, the dynamic source input gear of power supply input shaft facial make -up, be equipped with the sun gear that links firmly on the power output shaft and rotate the planet carrier of connecting, a plurality of swing joint's planet wheel is equipped with on the planet carrier, each planet wheel is connected with the sun gear meshing, the ring gear of connecting rather than the meshing is equipped with in the outside of each planet wheel, the ring gear is connected with the meshing of power supply input gear or is connected with the meshing of power supply input gear through gear drive, the planet carrier passes through gear pair and the hookup of variable speed dynamo axle power, this gear pair is hypoid gear pair or worm gear gear pair, compare with the automatic transmission of original technique, the utility model discloses automatic transmission simple structure, light in weight, fuel - saving, easy operation can save clutching mechanism, reduce cost.
Description
Technical field
This utility model provides a kind of automatic transmission.
Background technology
Original automatic transmission applied on vehicle is by hydraulic torque converter mostly, is transmitted by fluid power and tooth
The mode of wheel combination realizes fluid drive action, and the power passed on by power source, according to the reality of driver
The rotary drive of border operation and riving condition conversion drive axle is to the driving means of output shaft.In automatic transmission
Being meshed equipped with a lot of set planetary gears and increase gear, shortcoming is that the mechanism of variator is complicated, and weight is big,
Add oil consumption.Before needing installation clutch to realize between original automatic transmission and power set
Entering the gear shift operation of shelves and reverse drive gear, its structure is complicated, and cost is high.
Summary of the invention
The purpose of this utility model is to provide a kind of automatic transmission, compared with the automatic transmission of original technology,
Speed changer structure of the present utility model is simple, lightweight, save oil consumption, simple to operate, clutch can be saved
Structure, reduces cost.
The technical solution of the utility model one is: automatic transmission, it is characterised in that: equipped with rotation on housing
The power source power shaft of connection, variable speed electric motors, particularly axle, the first power output shaft, equipped with dynamic on power source power shaft
Power source input gear, equipped with connected sun gear and the planet carrier being rotationally connected on the first power output shaft, OK
The planetary gear being flexibly connected equipped with several in carrier, each planetary gear is connected with sun gear engagement, each planetary gear
Outside equipped with engaging the gear ring of connection, gear ring is connected with the engagement of power source input gear or passes through gear
Drive mechanism is connected with the engagement of power source input gear, equipped with gear pair between planet carrier and variable speed electric motors, particularly axle,
Gear pair is made up of the driving gear and driven gear engaging connection, and wherein driving gear is solid with variable speed electric motors, particularly axle
Even, driven gear is coaxial with planet carrier and is connected with planet carrier, and described gear pair is hypoid gear
Pair or worm and gear gear pair.
The technical solution of the utility model two is: structure based on technical scheme one, on described housing equipped with
The first support shaft of being rotationally connected, the second support shaft, the second power output shaft, the first support shaft is fixed with
First transmission gear, the second transmission gear, the second support shaft is fixed with the 3rd transmission gear, the 3rd transmission
Gear and the second transmission gear engagement, second power output shaft one end is movable with one end of the first power output shaft
Socket, the second power output shaft is fixed with drive shift connection dish, the 4th transmission gear, the 4th transmission gear
Engage with the 3rd transmission gear, equipped with lock unit, backward gear power source input gear on the first power output shaft,
Backward gear power source input gear and the first power output shaft are flexibly connected, and lock unit is at the first power output shaft
Upper bonded for axial sliding type, when lock unit slides into side stop, its end face is connected the right of dish with drive shift
End face is answered to be engaged, other end and backward gear power source input gear when lock unit slides into opposite side stop
Corresponding end face occlusion.
The technical solution of the utility model three is: structure based on technical scheme one, is quasi-hyperbolic at gear pair
In the structure of face gear pair, the driving gear in gear pair and the biasing spacing dimension of driven gear are more than passive
The 30% of gear diameter size.
Operation principle of the present utility model: based on technical scheme one: this programme is applied to exportable positive and negative rotation
On the power set of power source (such as: motor), come really according to the power source rotation direction of power set output
Determining the advance of vehicle or the state that falls back, when advancing or falling back, its power outgoing route is: power input,
Power source power shaft, power source input gear, gear ring, planetary gear, sun gear, the first power output shaft,
Power export, or, power input, power source power shaft, power source input gear, gear drive,
Gear ring, planetary gear, sun gear, the first power output shaft, power export.Period, variable speed electric motors, particularly is by becoming
Speed motor axle, gear pair drive the planet carrier in planetary gearsets equidirectional with gear ring or opposite direction rotates, profit
By the operation principle of planetary gearsets, can reduce or increase the rotating speed of power output shaft, particularly as follows: planet carrier
Rotation equidirectional with gear ring, increases the rotating speed of planet carrier, can reduce the rotating speed of the first output shaft, reduces planet
The rotating speed of frame, can improve the rotating speed of the first output shaft；Planet carrier rotates with gear ring opposite direction, increases planet carrier
Rotating speed, can improve the rotating speed of the first output shaft, reduce the rotating speed of planet carrier, the first output shaft can be reduced
Rotating speed.Thus realize stepless automatic speed changing function, it is not required to clutch.
Based on technical scheme two: this programme is applied to be only capable of on the power set of defeated single rotation direction power source, the party
Power outgoing route when case automatic transmission is advanced is: power input, power source power shaft, power source are defeated
Enter gear, gear ring, planetary gear, sun gear, the first power output shaft, lock unit, drive shift connection dish,
Second power output shaft, power export, or, power input, power source power shaft, power source input gear,
Gear drive, gear ring, planetary gear, sun gear, the first power output shaft, lock unit, drive shift are even
Flange, the second power output shaft, power export.Power outgoing route during retrogressing is: power inputs, moves
Power source power shaft, power source input gear, gear ring, planetary gear, sun gear, the first power output shaft, with
Step device, backward gear power source input gear, first transmission gear, the first support shaft, second transmission gear,
3rd transmission gear, the 4th transmission gear, the second power output shaft, power output, or, power input,
Power source power shaft, power source input gear, gear drive, gear ring, planetary gear, sun gear,
One power output shaft, lock unit, backward gear power source input gear, first transmission gear, the first support shaft,
Second transmission gear, the 3rd transmission gear, the 4th transmission gear, the second power output shaft, power output.
Wherein the effect of first, second, third, fourth transmission gear is the rotation direction of the first power output shaft to be changed
Become reversely to input to the second power output shaft defeated, it is achieved go out the rearward operation of vehicle.The fluid drive of the program
Device also may be installed on the automobile using internal combustion engine, and, due to variable speed electric motors, particularly, can to control the first power defeated
The rotating speed of shaft, when the rotating speed control of the first power output shaft is zero, can be in the case of not cutting off power
Carry out gear switch, it is achieved without clutch shifting, save clutch.
The utility model has the advantages that: drive variable speed electric motors, particularly axle to control planet carrier by motor and be increased or decreased dynamic
The rotating speed of power output shaft, it is achieved the plus-minus speed change automatically controlled, compared with original technology automatic transmission, this
Utility model automatic transmission can be followed one's inclinations and be reconciled the gear needed, impulsive force and engine rotation during speed change
Variation very little, unlimited speed change can be realized, therefore reduce oil consumption；Owing to only using a set of planetary gear
Group, its simple in construction, lightweight, oil consumption can be reduced after reducing weight, compared with original change speed gear box, this
Utility model automatic transmission is continuous print speed change, manipulates simple, comfortable, does not has power consumption and friction,
Synchronized mechanism does not produce heat, and mechanical life is long, further advantage is that and can save vehicle drive system
In clutch, this utility model automatic transmission is arranged in electric motor car use, can save electric motor car
Electricity.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model automatic transmission；
Fig. 2 is the structural representation of planetary gearsets in automatic transmission based on Fig. 1 structure；
Fig. 3 is the second structural representation of this utility model automatic transmission；
Fig. 4 is the structural representation of planetary gearsets in automatic transmission based on Fig. 3 structure；
Fig. 5 is the third structural representation of this utility model automatic transmission；
Fig. 6 is the structural representation of planetary gearsets in automatic transmission based on Fig. 5 structure；
Fig. 7 is the 4th kind of structural representation of this utility model automatic transmission；
Fig. 8 is the 5th kind of structural representation of this utility model automatic transmission；
Fig. 9 is the 6th kind of structural representation of this utility model automatic transmission；
Figure 10 is the structural representation of hypoid gear pair in this utility model automatic transmission；
Figure 11 is the structural representation of worm and gear gear pair in this utility model automatic transmission.
Master in 1 power source power shaft, 2 power source input gears, 3 housings, 4 gear drives in figure
Gear shaft in moving gear, 5 gear drives, the driven gear in 6 gear drives, 7 gear rings, 8
Active in driven gear in planetary gear, 9 planet carriers, 10 gear pairs, 11 power set, 12 gear pairs
Gear, 13 variable speed electric motors, particularlies, 14 variable speed electric motors, particularly axles, 15 second support shafts, 16 sun gears, 17 first power
Output shaft, 18 backward gear power source input gears, 19 gear levels, 20 lock units, 21 drive shift connection dishes,
22 the 4th transmission gears, 23 second power output shafts, 24 the 3rd transmission gears, 25 second transmission gears,
26 first support shafts, 27 first transmission gears, 28 biasing spacing.
Detailed description of the invention
Automatic transmission, on housing 3 equipped with the power source power shaft 1 being rotationally connected, variable speed electric motors, particularly axle 14,
First power output shaft 17, equipped with power source input gear 2 on power source power shaft, the first power output shaft
On equipped with connected sun gear 16 and the planet carrier 9 that is rotationally connected, planet carrier is flexibly connected equipped with several
Planetary gear 8, the engagement of each planetary gear and sun gear is connected, and the outside of each planetary gear is equipped with engaging connection
Gear ring 7, gear ring is connected with the engagement of power source input gear or by gear drive and power source input gear
Engagement connects, and equipped with gear pair between planet carrier and variable speed electric motors, particularly axle, gear pair is by the driving tooth engaging connection
Wheel and driven gear form, and the driving gear 12 in its gear joint is connected with variable speed electric motors, particularly axle, in gear pair
Driven gear 10 coaxial with planet carrier and with planet carrier be connected, described gear pair is hypoid gear
Pair or worm and gear gear pair；Described power source power shaft and the power source outfan power of power set 11
Connecting, variable speed electric motors, particularly axle is connected with the clutch end power of variable speed electric motors, particularly 13.
Equipped with first support shaft the 26, second support shaft the 15, second power output shaft 23 being rotationally connected on housing,
It is fixed with the first transmission gear 27, second in first support shaft and transmits gear 25, the second support shaft is fixed with
3rd transmission gear 24, the 3rd transmission gear with second transmission gear engagement, second power output shaft one end and
One end pivot bush unit of the first power output shaft, equipped with rolling between the first power output shaft and the second power output shaft
Pin type spring bearing, the second power output shaft is fixed with drive shift connection dish the 21, the 4th and transmits gear 22,
4th transmission gear and the 3rd transmission gear engagement, equipped with lock unit 20, backward gear on the first power output shaft
Power source input gear 18, backward gear power source input gear and the first power output shaft are flexibly connected, and synchronize
Device is that axial sliding type is bonded on the first power output shaft, its end face when lock unit slides into side stop
Be engaged with the corresponding end face of drive shift connection dish, when lock unit slides into opposite side stop other end with fall back
The corresponding end face occlusion of shelves power source input gear.
Gear pair be hypoid gear pair structure in, the driving gear in gear pair and driven gear
Biasing spacing 28 size is more than the 30% of ring gear diameter size.Limit gear pair in driving gear with
The biasing distance values of driven gear, can improve this transmission duty efficiency further.
Drive its control unit hardware of variable speed electric motors, particularly device of variable speed electric motors, particularly axle and control program software by vehicle-mounted computer
Integrated, vehicle-mounted computer is collected the operation signal of information of vehicles and driver and (gear of such as gear lever, is respectively stepped on
The state of plate, speed etc.), control the opening of motor, stop, rotation direction and rotating speed, it is achieved accelerate, slow down,
The tractive-braking efforts of transmission electromotor, thus, the automatic transmission of this technology can use automatically controlled lock unit,
Shift fork and gear level can be saved.
Described planetary gearsets, is made up of gear ring, sun gear, planet carrier and several planetary gears, wherein,
Each planetary gear is uniformly distributed along the circumference, and planet carrier is provided with the wheel shaft corresponding with each planetary gear, and each planetary gear is with corresponding
Wheel shaft be rotationally connected, each wheel shaft one end corresponding with planet carrier is connected with planet carrier, each planetary gear one circumference
Hold the engagement of the inner circular tooth with gear ring to be connected, another circumferential end is connected with sun gear engagement.
Fig. 1 to Fig. 6 illustrates the automatic transmission of three kinds of different structures, differs primarily in that, power source is defeated
Entering the connected mode of gear and gear ring, in Fig. 1 to Fig. 2, power source input gear passes through gear drive
Being connected with the inner circular tooth power of gear ring, this gear drive is by the driving gear 4 in gear drive, tooth
Gear shaft 5 in wheel drive mechanism, the driven gear 6 in gear drive form, wherein gear drive machine
Gear shaft in structure is connected with housing into rotation, driving gear in gear drive and driven gear and gear
Axle is fixing to be connected, and the driving gear in gear drive engages with power source input gear, gear drive machine
Driven gear in structure engages with the teeth of gear ring, and power source input gear is realized by this gear drive
It is connected with the power of gear ring.In Fig. 3 to Fig. 4, power source input gear directly engages with outer shroud tooth on gear ring.
In Fig. 5, gear ring is provided with extension, and this extension is provided with outer shroud tooth, described power source input gear
Engage with the outer shroud tooth on gear ring.Fig. 7 to Fig. 9 illustrates has gear shift operation based on above-mentioned three kinds of structure increases
The automatic transmission of mechanism.
The rotation speed relation of drive disk assembly in this utility model automatic transmission:
Example 1: when assuming the equidirectional rotation of gear ring and planet carrier, power source and power source input gear 1000PRM
When (rotating speed) rotates: the gear ratio of power source input gear and gear ring is 20:100, gear ring and sun gear
Gear ratio is 100:20.When variable speed electric motors, particularly 3000PRM rotates, driven gear and driving gear in gear pair
Gear ratio 15:1.Its rotation speed relation such as following table:
Example 2: assume when gear ring rotates with planet carrier opposite direction, power source and power source input gear 1000PRM
When (rotating speed) rotates: the gear ratio of power source input gear and gear ring is 20:100, gear ring and sun gear
Gear ratio is 100:20.When variable speed electric motors, particularly 3000PRM rotates, driven gear and driving gear in gear pair
Gear ratio 15:1.Its rotation speed relation such as following table:
Note: the RPM of the driven gear in above gear pair has according to the kind of power source, motor and electromotor
Institute is different；The rotating speed of power source power shaft and the first output shaft is more different than different according to the gear of each gear；
The gear more than marked is intended merely to show that this utility model automatic transmission is kept off corresponding to speed change with traditional manual
Virtual gear, this utility model automatic transmission is buncher.
It is secondary that described driving gear and driven gear form one group of meshed gears, and described gear pair is accurate double
Curved surface gear pair or worm and gear gear pair.Described lock unit is existing mature technology parts, for moving
The power selectivity of power source power shaft flows to drive shift connection dish or backward gear power source input gear, accordingly
, on lock unit, gear level 19 or described lock unit equipped with shift fork and with shift fork drive connection are automatically controlled driving
Dynamic lock unit.
Claims (3)
1. automatic transmission, it is characterised in that: equipped with the power source power shaft being rotationally connected, speed change on housing
Motor shaft, the first power output shaft, equipped with power source input gear on power source power shaft, the first power is defeated
Equipped with connected sun gear and the planet carrier being rotationally connected on shaft, planet carrier is flexibly connected equipped with several
Planetary gear, the engagement of each planetary gear and sun gear is connected, and the outside of each planetary gear is equipped with engaging connection
Gear ring, gear ring is connected with the engagement of power source input gear or by gear drive and power source input gear
Engagement connects, and equipped with gear pair between planet carrier and variable speed electric motors, particularly axle, gear pair is by the driving tooth engaging connection
Wheel and driven gear form, and wherein driving gear and variable speed electric motors, particularly axle are connected, driven gear is coaxial with planet carrier,
And be connected with planet carrier, described gear pair is hypoid gear pair or worm and gear gear pair.
Automatic transmission the most according to claim 1, it is characterised in that: equipped with being rotationally connected on housing
The first support shaft, the second support shaft, the second power output shaft, the first support shaft is fixed with the first transmission
Gear, the second transmission gear, the second support shaft is fixed with the 3rd transmission gear, the 3rd transmission gear and the
Two transmission gear engagements, second power output shaft one end and one end pivot bush unit of the first power output shaft, the
Being fixed with drive shift connection dish, the 4th transmission gear on two power output shafts, the 4th transmission gear and the 3rd passes
Pass gear engagement, equipped with lock unit, backward gear power source input gear, backward gear on the first power output shaft
Power source input gear and the first power output shaft are flexibly connected, and lock unit is axle on the first power output shaft
Bonded to slidingtype, the corresponding end face of its end face and drive shift connection dish when lock unit slides into side stop
Occlusion, other end and the corresponding end of backward gear power source input gear when lock unit slides into opposite side stop
Face is engaged.
Automatic transmission the most according to claim 1, it is characterised in that: it is hypoid at gear pair
In the structure of gear pair, the driving gear in gear pair is more than passive tooth with the biasing spacing dimension of driven gear
The 30% of wheel diameter size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620319290.0U CN205534053U (en) | 2016-04-16 | 2016-04-16 | Automatic transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620319290.0U CN205534053U (en) | 2016-04-16 | 2016-04-16 | Automatic transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205534053U true CN205534053U (en) | 2016-08-31 |
Family
ID=56793290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620319290.0U Withdrawn - After Issue CN205534053U (en) | 2016-04-16 | 2016-04-16 | Automatic transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205534053U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105673782A (en) * | 2016-04-16 | 2016-06-15 | 李振鲁 | Automatic gearbox |
| CN106870645A (en) * | 2017-02-16 | 2017-06-20 | 李振鲁 | A kind of planetary gear speeder |
| CN108757855A (en) * | 2018-06-13 | 2018-11-06 | 莘志华 | A kind of gear device increasing power |
-
2016
- 2016-04-16 CN CN201620319290.0U patent/CN205534053U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105673782A (en) * | 2016-04-16 | 2016-06-15 | 李振鲁 | Automatic gearbox |
| CN106870645A (en) * | 2017-02-16 | 2017-06-20 | 李振鲁 | A kind of planetary gear speeder |
| CN108757855A (en) * | 2018-06-13 | 2018-11-06 | 莘志华 | A kind of gear device increasing power |
| CN108757855B (en) * | 2018-06-13 | 2020-09-04 | 莘志华 | Gear driving device capable of increasing power |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160831 Effective date of abandoning: 20180914 |
|
| AV01 | Patent right actively abandoned |