CN202812019U - Double-clutch speed changer - Google Patents

Double-clutch speed changer Download PDF

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Publication number
CN202812019U
CN202812019U CN 201220423008 CN201220423008U CN202812019U CN 202812019 U CN202812019 U CN 202812019U CN 201220423008 CN201220423008 CN 201220423008 CN 201220423008 U CN201220423008 U CN 201220423008U CN 202812019 U CN202812019 U CN 202812019U
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gear
synchronizer
planetary gear
gear train
double
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CN 201220423008
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Chinese (zh)
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赵良红
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Individual
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Abstract

The utility model discloses a double-clutch speed changer which comprises a first clutch and a corresponding first input shaft, a second clutch and a corresponding second input shaft, a synchronizer and an output shaft. The double-clutch speed changer further comprises a first double-row planetary gear train, a second double-row planetary gear train, a first gear, a second gear, a third gear and a fourth gear. The first gear and the second gear are intermeshed. The third gear and the fourth gear are intermeshed. The second input shaft is sleeved on the first input shaft in a spaced mode. The first gear is fixed with a planet carrier of one row of planetary mechanism of the first double-row planetary gear train, and simultaneously is fixed with a gear ring of the other row of the first double-row planetary gear train. The second gear is fixed with the planet carrier of one row of planetary mechanism of the second double-row planetary gear train, and simultaneously is fixed with the gear ring of the other row of the second double-row planetary gear train. The third gear is fixedly connected with the first input shaft or the second input shaft. The fourth gear is fixedly connected with a middle shaft or a connecting shaft of the second double-row planetary gear train. The output shaft is fixedly connected with the first gear or the second gear. The double-clutch speed changer is capable of reducing occupied space of a speed changer and production cost.

Description

Double-clutch speed changer
Technical field
The utility model relates to the automotive transmission technical field, more particularly, relates to a kind of self-shifting double-clutch speed changer.
Background technique
The output speed of motor car engine is very high, and peak output and Maximum Torque occur in certain rotating speed district.In order to bring into play the optimum performance of motor, a cover speed change gear just must be arranged, coordinate the actual travel speed of rotating speed and the wheel of motor.The effect of automotive transmission is to change velocity ratio, enlarges the excursion of driving wheel torque and rotational speed, to adapt to the driving conditions of frequent variation, motor is worked under the operating mode of favourable (power is higher and oil consumption is lower).Secondly, in the constant situation of hand engine rotation, automobile can be fallen back travel.Automotive transmission is different by used train pattern, and two kinds of axis fixed speed changer (common speed changer) and axis rotary speed gears (planetary transmission) are arranged.Quantity by clutch can be divided into single clutch speed changer and double-clutch speed changer.The power transmission of double-clutch speed changer is generally two lines, the one, odd number gear transfer route, the 2nd, even number gear transfer route, article two, power transmission line is respectively by first, second clutch connects first, the second input shaft, output power by the driving gear on the driven shaft corresponding with two input shafts again, double-clutch speed changer is by coordination control and the control of each synchronizer of two clutches, can be implemented in transmission ratio in the situation of not cutting off power, thereby shorten the gearshift time, yet the existing arrangement of gears form that is applied to the double-clutch speed changer on the automobile adopts parallel-axis type more, and the parallel-axis type double-clutch speed changer must adopt independent reverse gear shaft and reverse gear.When adopting an output shaft, the speed changer axial dimension is large; When adopting two output shafts, the speed changer radial dimension is large, and it is large to take up room, and is unfavorable for the topology layout design of automobile.
The model utility content
The technical problems to be solved in the utility model is, a kind of double-clutch speed changer by brand new is provided, reduce speed changer axially and radial dimension, to overcome the deficiencies in the prior art.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of double-clutch speed changer, comprise the first clutch and the first corresponding input shaft, the second clutch and the second corresponding input shaft, synchronizer, output shaft, described the second input shaft empty set is on the first input shaft, also comprise first, the second double planetary gear train, intermeshing the first gear and the second gear, intermeshing the 3rd gear and the 4th gear, the wherein planet carrier of a rows of planetary mechanism of described the first gear and described the first double planetary gear train is fixed, and fix with the gear ring of another rows of planetary mechanism simultaneously, the wherein planet carrier of a rows of planetary mechanism of described the second gear and described the second double planetary gear train is fixed, and fix with the gear ring of another rows of planetary mechanism simultaneously, described the 3rd gear is fixedly connected with described the first input shaft or the second input shaft, described the 4th gear is fixedly connected with jack shaft or the coupling shaft of the second double planetary gear train, and described output shaft is fixedly connected with described the first gear or the second gear.
The described first double planetary gear train is Simpson gear shift or La Weinashi gear shift, and the described second double planetary gear train is Simpson gear shift or La Weinashi gear shift.
The sun gear of described the first double planetary gear train is fixedly connected with first axle sleeve of empty set on described the first input shaft, and the sun gear of described the second double planetary gear train is fixedly connected with second axle sleeve of empty set on described jack shaft; After the first synchronizer is located in the first double planetary gear train between planet carrier and the first axle sleeve, the second synchronizer is located between the front-seat planet carrier and the second axle sleeve of the second double planetary gear train, the 3rd synchronizer is located between front and back two gear rings of the first double planetary gear train, normal engagement synchronizer is located between the jack shaft and coupling shaft of the second double planetary gear train, and the 4th synchronizer is located between the second axle sleeve and the described normal engagement synchronizer.
Described the 3rd gear is fixedly connected with described the second input shaft, described the 4th gear is fixedly connected with the coupling shaft of the second double planetary gear train, between the first input shaft and the first axle sleeve, the 3rd synchronizer is set, described the first synchronizer is arranged between the first double planetary gear train and the 3rd synchronizer, described the second synchronizer, the 4th synchronizer, often meshes the left side that synchronizer is arranged on described the second double planetary gear train.
Described the 3rd gear is fixedly connected with described the second input shaft, described the 4th gear is fixedly connected with the jack shaft of the second double planetary gear train, described the first synchronizer, the 3rd synchronizer are arranged on the left side of the second double planetary gear train, described the second synchronizer, the 4th synchronizer, often mesh the left side that synchronizer is arranged on described the first double planetary gear train.
The described second double planetary gear train planet carrier is connected with jack shaft, and sun gear is connected with the second axle sleeve, establishes seven gear synchronizers between jack shaft and coupling shaft.
Described the second output shaft is arranged with the first synchronous axle sleeve and the second synchronous axle sleeve outward, between the jack shaft of the second double planetary gear train and the second axle sleeve, the 3rd synchronizer is set, between the second input shaft and the first synchronous axle sleeve, normal engagement synchronizer is set, at the second input shaft and the second synchronizing shaft cover reverse gear synchronizer is set, between normal engagement synchronizer and planet carrier, establishes seven gear synchronizers.
Described the first synchronizer is two, four gear synchronizers, and described the second synchronizer is one, three gear synchronizers, and described the 3rd synchronizer is six gear synchronizers, and described the 4th synchronizer is five gear and reverse gear synchronizers.
Described the first synchronizer or the second synchronizer can be replaced by a pair of break.
Compared with prior art, the utlity model has following advantage: the utility model is on the basis of existing dual-clutch transmission, by adopting Simpson gear shift or La Weinashi gear shift, and cooperate two clutches, use with a synchronizer, make it both can reach with few gear logarithm realize more the purpose of multiple gear ratios gear, can realize again the power gear shifting performance of dual-clutch transmission, and can reduce the axial and radial dimension of speed changer, make the size of speed changer controlled, the vehicle structure layout design is more flexible, can reduce production costs simultaneously.
Description of drawings
Fig. 1 is the utility model double-clutch speed changer the first embodiment's power-transmitting unit schematic representation;
Fig. 2 is the utility model the first embodiment's 1 gear operating condition figure;
Fig. 3 is the utility model the first embodiment's 2 gear operating condition figure;
Fig. 4 is the utility model the first embodiment's 3 gear operating condition figure;
Fig. 5 is the utility model the first embodiment's 4 gear operating condition figure;
Fig. 6 is the utility model the first embodiment's 5 gear operating condition figure;
Fig. 7 is the utility model the first embodiment's 6 gear operating condition figure;
Fig. 8 is the utility model the first embodiment's the operating condition figure that reverses gear;
Fig. 9 is the utility model the second embodiment's power-transmitting unit schematic representation;
Figure 10 is the utility model the 3rd embodiment's power-transmitting unit schematic representation
Figure 11 is the utility model the 4th embodiment's power-transmitting unit schematic representation;
Figure 12 is the utility model the 5th embodiment's power-transmitting unit schematic representation;
Figure 13 is the utility model the 6th embodiment's power-transmitting unit schematic representation;
Figure 14 is the utility model the 7th embodiment's power-transmitting unit schematic representation;
Figure 15 is the utility model the 8th embodiment's power-transmitting unit schematic representation;
Figure 16 is the utility model the 9th embodiment's power-transmitting unit schematic representation;
Figure 17 is the utility model the tenth embodiment's power-transmitting unit schematic representation;
Figure 18 is the utility model the 11 embodiment's power-transmitting unit schematic representation;
Figure 19 is the utility model the 12 embodiment's power-transmitting unit schematic representation;
Figure 20 is the utility model the 13 embodiment's power-transmitting unit schematic representation;
Figure 21 is the utility model the 14 embodiment's power-transmitting unit schematic representation;
Figure 22 is the utility model the 15 embodiment's power-transmitting unit schematic representation;
Figure 23 is the utility model the 16 embodiment's power-transmitting unit schematic representation;
Figure 24 is the utility model the 17 embodiment's power-transmitting unit schematic representation;
Figure 25 is the utility model the 18 embodiment's power-transmitting unit schematic representation;
Figure 26 is the utility model the 19 embodiment's power-transmitting unit schematic representation;
Figure 27 is the utility model the 20 embodiment's power-transmitting unit schematic representation;
Figure 28 is the utility model the 21 embodiment's power-transmitting unit schematic representation;
Figure 29 is the utility model the 22 embodiment's power-transmitting unit schematic representation;
Figure 30 is the utility model the 23 embodiment's power-transmitting unit schematic representation;
Figure 31 is the utility model the 24 embodiment's power-transmitting unit schematic representation;
Figure 32 is the utility model the 25 embodiment's power-transmitting unit schematic representation;
Figure 33 is the utility model the 26 embodiment's power-transmitting unit schematic representation;
Figure 34 is the utility model the 27 embodiment's power-transmitting unit schematic representation;
Figure 35 is the utility model the 28 embodiment's power-transmitting unit schematic representation;
Figure 36 is the utility model the 29 embodiment's power-transmitting unit schematic representation;
Figure 37 is the utility model the 30 embodiment's power-transmitting unit schematic representation;
Figure 38 is the brake structural schematic representation of the utility model double-clutch speed changer;
Figure 39 is the utility model the 31 embodiment's power-transmitting unit schematic representation;
Figure 40 the utility model the 32 embodiment's power-transmitting unit schematic representation;
Figure 41 the utility model the 33 embodiment's power-transmitting unit schematic representation.
Embodiment
Below, in conjunction with Figure of description and specific embodiment, the technical solution of the utility model is further described, should be appreciated that specific embodiment described herein only in order to explain the utility model, does not consist of restriction of the present utility model:
The first embodiment
Referring to Fig. 1 to Fig. 8, double clutch of the present utility model comprises that two clutch components 1 (comprise the first clutch 2 and the second clutch 3, distinguish the first input shaft 4, the second input shaft 5, the first double planetary gear train 100, the second double planetary gear train 129, output shaft 130 and a plurality of synchronizer of corresponding two clutches.The first double planetary gear train and the second double planetary gear train are with structural configuration up and down, all are Simpson (Simpson) gear shifts, the first double planetary gear train comprises former and later two simple planetary arrangements, the front sun gear 104 of the first double planetary gear train and rear sun gear 109 respectively with pre-planetary gear 101, rear planetary pinion 106 engagements, the first double planetary gear train is connected with the second clutch 3 by the second input shaft 5, the second input shaft 5 empty sets are on the first input shaft 4, the first input shaft 4 one ends connect the first clutch 2, front ring gear 103 in the first double planetary gear train and the second input shaft 5 are fixing, front sun gear 104 in the first double planetary gear train and rear sun gear 109 and the first axle sleeve 111 are fixing, and the first axle sleeve 111 empty sets are on the first input shaft 4.The second double planetary gear train 129 comprises former and later two simple planetary arrangements, the front sun gear 120 of the second double planetary gear train and rear sun gear 126 mesh with pre-planetary gear 124, rear planetary pinion 128 respectively, and the rear planet carrier 125 in the second double planetary gear train and front ring gear 119 and the second gear 123 and output shaft 130 are fixing.Front sun gear 120 in the second double planetary gear train and rear sun gear 126 and the second axle sleeve 122 are fixing, and the second axle sleeve 122 empty sets are on jack shaft 121, and rear gear ring 127 is fixing with jack shaft 121 in the second double planetary gear train.
The first input shaft 4 the other ends are fixed with the 3rd gear 112, the 3rd gear 112 and 113 engagements of the 4th gear, the 4th gear 113 is fixedly connected with the coupling shaft 114 of the second double planetary gear train 129, the front-seat planet carrier 105 of the first gear 102 and the first double planetary gear train 100 is fixing and fixing with rear ring gear 107 simultaneously, the rear rows of planetary frame 125 of the second gear 123 and the second double planetary gear train is fixed and is fixed with front-seat gear ring 119 simultaneously, the first gear 102 and 123 engagements of the second gear, output shaft and double clutch assembly 1 are in the same side.
Before the second synchronizer (, three gear synchronizer 117) is located in the second double planetary gear train between planet carrier 118 and the second axle sleeve 122.After the first synchronizer (two, four gear synchronizer 110) is located in the first double planetary gear train between planet carrier 108 and the first axle sleeve 111.Normal engagement synchronizer 115 is located between jack shaft 121 and the coupling shaft 114.The 4th synchronizer (five gears, reverse gear synchronizer 116) is located between the second axle sleeve 122 and the normal engagement synchronizer 115.The 3rd synchronizer (six gear synchronizers 131) is arranged between the front ring gear 103 and rear gear ring 107 of the first double planetary gear train 100.The first double planetary gear train 100 is realized two, four, six shift controls.The second double planetary gear train 129 is realized one, three, five gears and reverses gear controlling.Double-clutch speed changer of the present utility model realizes that six fast forward gears and a speed reverses gear.
The gear shift operation process is as follows:
During neutral position state, as shown in Figure 1, one, three gear synchronizers 117 and two, four gear synchronizers 110 all mediate, five gears, reverse gear synchronizer 116 are in separated state on the right side, six gear synchronizers 131 also are in separated state on the right side, normal engagement synchronizer 115 is connected jack shaft 121 with axle 114, first clutch 2 and second clutch 3 are in separated state.Synchronizer is in other working staties and also can realizes the neutral function in this example.
Gear shift operation during upshift:
During the neutral starting, one, three gear synchronizers 117 are moved to the left, thereby front planet carrier 118 are maintained static front planet carrier 118 lockings in the second double planetary gear train 129, first clutch 2 slow combinations, make transmission of power arrive output shaft 130, thereby realize vehicle start.This moment, second clutch 3 was in separated state, the position when all the other synchronizers are in neutral position state, and as shown in Figure 2, heavy line represents the power transmission line of a gear.
During one gear running, power passes to the first input shaft 4 through first clutch 2, one, three gear synchronizers 117 are in leftward position, thereby front planet carrier 118 is maintained static front planet carrier 118 lockings in the second double planetary gear train 129, the such second double planetary gear train 129 forms restriction relation, can realize the transmission of power of large velocity ratio.This moment, second clutch 3 was in separated state, the position when all the other synchronizers are in neutral position state.
Along with the speed of a motor vehicle increases, during in the time of need to rising up into two gears by a gear but also to one, two gear shifting points, two, four gear synchronizers 110 are moved to the left in advance, thereby front planet carrier 108 are maintained static planet carrier 108 lockings after in the first double planetary gear train 100.When the speed of a motor vehicle reached a gear and is raised to the shifting points of two gears, first clutch separated, and second clutch engages simultaneously.Make speed changer enter two gear working staties, as shown in Figure 3, heavy line represents the power transmission line of two gears.
In 2 whens running gear, second clutch 3 engages, power through second clutch 3 pass to the first input shaft 5, two, four gear synchronizers 110 are in leftward position, thereby front planet carrier 108 is maintained static planet carrier 108 lockings before in the first double planetary gear train 100.One, three gear synchronizers 117 move on to the neutral position by leftward position, and this moment, first clutch was in separated state, the position when all the other synchronizers are in neutral position state.
When two gears rose up into three gears, one, three gear synchronizers 117 moved right, and it are maintained static the second axle sleeve 122 lockings.Second clutch 3 separates, and first clutch 2 engages simultaneously, finishes the shift process that two gears rise three gears, makes speed changer enter three gear working staties, and as shown in Figure 4, heavy line represents the power transmission line of three gears.Two, four gear synchronizers 110 move on to the neutral position, the position when all the other synchronizers also are in neutral position state by leftward position.
When three gears rose up into four gears, two, four gear synchronizers 110 moved right, and it are maintained static the first axle sleeve 111 lockings.First clutch separates, and second clutch engages simultaneously, finishes the shift process that three gears rise four gears, makes speed changer enter four gear working staties, and as shown in Figure 5, heavy line represents the power transmission line of four gears.One, three gear synchronizers 117 move on to the neutral position, the position when all the other synchronizers also are in neutral position state by right positions.
When four gears rose up into five gears, five gears, reverse gear synchronizer 116 were moved to the left, and will often mesh synchronizer 115 and be connected with the second axle sleeve 122, thereby make the second double planetary gear train 129 form an integral body.Second clutch 3 separates, and first clutch 2 engages simultaneously, finishes the shift process that four gears rise five gears, makes speed changer enter five gear working staties, and as shown in Figure 6, heavy line represents the power transmission line of six gears.Two, four gear synchronizers 110 move on to the neutral position, the position when all the other synchronizers also are in neutral position state by right positions.
When five gears rose up into six gears, six gear synchronizers 131 moved right, and the front ring gear 103 in the first double planetary gear train 100 is connected with rear gear ring 107, thereby makes the first double planetary gear train 100 form an integral body.First clutch 2 separates, and second clutch 3 engages simultaneously, finishes the shift process that five gears rise six gears, makes speed changer enter six gear working staties, and as shown in Figure 7, heavy line represents the power transmission line of six gears.Five gears, reverse gear synchronizer 116 move right the position when all the other synchronizers also are in neutral position state.
When reversing gear, five gears, reverse gear synchronizer 116 are moved to the left, and often mesh synchronizer 115 and move right, the 4th gear 113 is connected with the second axle sleeve 122, and first clutch 2 engages, and finishes the process of reversing gear, as shown in Figure 8, heavy line represents the power transmission line that reverses gear.Position when all the other synchronizers also are in neutral position state.
The second embodiment
Referring to Fig. 9, output shaft is coaxial with the first double planetary gear train.The first double planetary gear train, the second double planetary gear train are the Simpson gear shift, the first double planetary gear train, the second double planetary gear train are arranged in the right side of each synchronizer, output shaft is fixed on the first gear, third and fourth arrangement of gears is in the left side of each synchronizer, and the 3rd gear is fixedly connected with the second input shaft.
Six gear synchronizers are set, before the first synchronizer (two, four gear synchronizer 110) is located in the first double planetary gear train between planet carrier 105 and the first axle sleeve 111 between the first input shaft 4 and the first axle sleeve.Before the second synchronizer (, three gear synchronizer 117) is located in the second double planetary gear train between planet carrier 118 and the second axle sleeve 122.Normal engagement synchronizer 115 is located between jack shaft 121 and the coupling shaft 114.The 4th synchronizer (five gears, reverse gear synchronizer 116) is located between the second axle sleeve 122 and the normal engagement synchronizer 115.
All the other structures are identical with the first embodiment, and therefore not to repeat here.Present embodiment is by the change of double planetary gear train position, realizes two, four, six gears by the first double planetary gear train, and the second double planetary gear train realizes one, three, five and reverse gear.Output shaft is coaxial with the first double planetary gear train, is applicable to the vehicle of rear driving.
The 3rd embodiment
Referring to Figure 10, output shaft is coaxial with the second double planetary gear train.The first double planetary gear train, the second double planetary gear train are the Simpson gear shift, the first double planetary gear train, the second double planetary gear train are arranged in the right side of each synchronizer, output shaft is fixed on the second gear, third and fourth arrangement of gears is in the left side of each synchronizer, and the 3rd gear is fixedly connected with the second input shaft.
Six gear synchronizers are set, before the first synchronizer (two, four gear synchronizer 110) is located in the first double planetary gear train between planet carrier 105 and the first axle sleeve 111 between the first input shaft 4 and the first axle sleeve.Before the second synchronizer (, three gear synchronizer 117) is located in the second double planetary gear train between planet carrier 118 and the second axle sleeve 122.Normal engagement synchronizer 115 is located between jack shaft 121 and the coupling shaft 114.The 4th synchronizer (five gears, reverse gear synchronizer 116) is located between the second axle sleeve 122 and the normal engagement synchronizer 115.
All the other structures are identical with the first embodiment, and therefore not to repeat here.Present embodiment is by the change of double planetary gear train position, realizes two, four, six gears by the first double planetary gear train, and the second double planetary gear train realizes one, three, five and reverse gear.Output shaft is coaxial with the second double planetary gear train, is applicable to the vehicle of rear driving.
The 4th embodiment
Referring to Figure 11, output shaft is coaxial with the second double planetary gear train.The first double planetary gear train, the second double planetary gear train are the Simpson gear shift, the first double planetary gear train, the second double planetary gear train are arranged in the right side of each synchronizer, output shaft is fixed on the second gear, third and fourth arrangement of gears is in the left side of each synchronizer, and the 3rd gear is fixedly connected with the second input shaft.
Before six gear synchronizers 131, the first synchronizers (two, four gear synchronizers 110) be set between jack shaft 136 and the second axle sleeve 111 be located in the second double planetary gear train between planet carrier and the second axle sleeve.Before the second synchronizer (, three gear synchronizer 117) is located in the first double planetary gear train between planet carrier and the first axle sleeve.Normal engagement synchronizer 115 is located between the first input shaft 4 and the interior axle 135 of the first axle sleeve.The 4th synchronizer (five gears, reverse gear synchronizer 116) is located between the first axle sleeve 122 and the normal engagement synchronizer 115.
All the other structures are identical with the first embodiment, and therefore not to repeat here.Present embodiment is realized one, three, five gears and is reversed gear the second double planetary gear train realization two, four, six gears by the first double planetary gear train by the change of double planetary gear train position.Output shaft is coaxial with the second double planetary gear train, is applicable to the vehicle of rear driving.
The 5th embodiment
Referring to Figure 12, output shaft is coaxial with the second double planetary gear train.The first double planetary gear train is the Simpson gear shift, and the second double planetary gear train is La Weinashi (Ravigneaux) gear shift, and all the other structures are identical with the first embodiment, and therefore not to repeat here.The present embodiment output shaft is coaxial with the second double planetary gear train, is applicable to the vehicle of front wheel driving.
The second double planetary gear train La Weinashi gear shift 227 comprises former and later two simple planetary arrangements, two planet row common planet carrier 219 and gear ring 221 form a double-planet wheel type planet row by small sun gear 225, short planet wheel 223, long planet wheel 226, planet carrier 219 and gear ring 221.One row is the single-stage planetary gear mechanism, drives long planet gear 226 by large sun gear 218, and long planet gear drives gear ring 221; Another row is the twin-stage planetary gears, drives shor planet gear by small sun gear, and shor planet gear drives long planet gear again, is with at last moving-coil again.
The 6th embodiment
Referring to Figure 13, the first double planetary gear train adopts La Weinashi gear shift 280, realizes two, four, six gears.The second double planetary gear train adopts Simpson planetary gears 129, realizes one, three, five and reverse gear.Six gear synchronizers are set between the planet carrier of the first double planetary gear train and gear ring.All the other structures are identical with the first embodiment, and therefore not to repeat here.Present embodiment is applicable to the vehicle of front wheel driving.
The 7th embodiment
Referring to Figure 14, the first double planetary gear train adopts Simpson gear shift 100, realizes 2,4,6 gears.The second double planetary gear train adopts Ravigneaux's planetary gearing machanism 227, and realization one, three, five, seven keeps off and reverses gear.Six gear synchronizers are set between the front ring gear of the first double planetary gear train and rear gear ring.The second double planetary gear train planet carrier is connected with jack shaft.Between jack shaft and coupling shaft, establish seven gear synchronizers 240.The second double planetary gear train planet carrier is connected with jack shaft.Output shaft and two clutch components 1 are in the same side.All the other structures are identical with the 5th embodiment, and therefore not to repeat here.
The 8th embodiment
Referring to Figure 15, present embodiment is done following adjustment on the 7th embodiment's basis: with the location swap of the former first double planetary gear train and the second double planetary gear train, former Simpson gear shift 129 is arranged on the below and transforms the second double planetary gear train into, each synchronizer is corresponding to be adjusted with the planetary gear train position, makes the first double planetary gear train realize one, three, five, seven gears and reverse gear.The second double planetary gear train 280 is realized two, four, six gears.
The 9th embodiment
Referring to Figure 16, output shaft is coaxial with the first double planetary gear train.The first double planetary gear train 100 is the Simpson gear shift, the second double planetary gear train 227 is the La Weinashi gear shift, the first double planetary gear train, the second double planetary gear train are arranged in the right side of each synchronizer, output shaft is fixed on the first gear, third and fourth arrangement of gears is in the left side of each synchronizer, and the 3rd gear is fixedly connected with the second input shaft.
Six gear synchronizers are set, before the first synchronizer (two, four gear synchronizer) is located in the first double planetary gear train between planet carrier and the first axle sleeve between the first input shaft 4 and the first axle sleeve.The second synchronizer (one, three gear synchronizer) is located in the second double planetary gear train between the planet carrier and the second axle sleeve.Normal engagement synchronizer is located between jack shaft and the coupling shaft 114.The 4th synchronizer (five gears, reverse gear synchronizer) is located between the second axle sleeve and the normal engagement synchronizer.
All the other structures are identical with the first embodiment, and therefore not to repeat here.Present embodiment is by the change of double planetary gear train position, realizes two, four, six gears by the first double planetary gear train, and the second double planetary gear train realizes one, three, five and reverse gear.Output shaft is coaxial with the first double planetary gear train, is applicable to the vehicle of rear driving.
The tenth embodiment
Referring to Figure 17, present embodiment is done following adjustment on the 9th embodiment's basis: output shaft is coaxial with the second double planetary gear train.
The 11 embodiment
Referring to Figure 18, present embodiment is done following adjustment on the 4th embodiment's basis: the second double planetary gear train adopts Ravigneaux's planetary gearing machanism 227, realizes two, four, six gears.All the other structures are identical with the 4th embodiment, and therefore not to repeat here.
The 12 embodiment
Referring to Figure 19, present embodiment is done following adjustment on the 11 embodiment's basis: with the location swap of the former first double planetary gear train and the second double planetary gear train, the first double planetary gear train adopts La Weinashi gear shift 280, realizes two, four, six gears.The second double planetary gear train adopts Simpson planetary gears 129, realizes one, three, five and reverse gear, and output shaft and the first double planetary gear train are at same axis.
The 13 embodiment
Referring to Figure 20, present embodiment is done following adjustment on the 12 embodiment's basis: output shaft and the second double planetary gear train are at same axis.
The 14 embodiment
Referring to Figure 21, present embodiment is done following adjustment on the 11 embodiment's basis: the first double planetary gear train adopts La Weinashi gear shift 280,, three, five and reverse gear.The second double planetary gear train adopts Simpson planetary gears 129, realizes two, four, six gears.
The 15 embodiment
Referring to Figure 22, present embodiment the first double planetary gear train adopts Simpson gear shift 100, realizes two, four, six gears.The second double planetary gear train adopts Ravigneaux's planetary gearing machanism 227, and realization one, three, five, seven keeps off and reverses gear.The first double planetary gear train, the second double planetary gear train are arranged in the right side of each synchronizer, and output shaft is fixed on the first gear, and third and fourth arrangement of gears is in the left side of each synchronizer, and the 3rd gear is fixedly connected with the second input shaft.
Six gear synchronizers are set, before the first synchronizer (two, four gear synchronizer) is located in the first double planetary gear train between planet carrier and the first axle sleeve between the first input shaft 4 and the first axle sleeve.The second synchronizer (one, three gear synchronizer) is located in the second double planetary gear train between the planet carrier and the second axle sleeve.Normal engagement synchronizer is located between jack shaft and the coupling shaft.The 4th synchronizer (five gears, reverse gear synchronizer) is located between the second axle sleeve and the normal engagement synchronizer.At the second double planetary gear train, establish seven gear synchronizers between coupling shaft and the jack shaft.
All the other structures are identical with the 7th embodiment, and therefore not to repeat here.Output shaft is coaxial with the first double planetary gear train, is applicable to the vehicle of rear driving.
The 16 embodiment
Referring to Figure 23, present embodiment is done following adjustment on the 15 embodiment's basis: output shaft and the second double planetary gear train are at same axis.
The 17 embodiment
Referring to Figure 24, present embodiment is done following adjustment on the 16 embodiment's basis: with the location swap of the former first double planetary gear train and the second double planetary gear train, the first double planetary gear train adopts the La Weinashi gear shift, realizes two, four, six gears.The second double planetary gear train adopts the Simpson planetary gears, and realization one, three, five, seven keeps off and reverses gear.Output shaft and the second double planetary gear train are at same axis.
The 18 embodiment
Referring to Figure 25, when the structural type of the first double planetary gear train and the second double planetary gear train all adopts Ravigneaux's planetary gearing machanism, can realize six fast forward gears and a fast reverse gear transmission, the first double planetary gear train is realized two, four, six gears.The second double planetary gear train realizes 1,3,5 and reverse gear.Output shaft) with two clutch components in the same side.
The 19 embodiment
Referring to Figure 26, present embodiment is done following adjustment on the 18 embodiment's basis: the second double planetary gear train adopts Ravigneaux's planetary gearing machanism, realizes one, three, five, seven gear and reverse gear (specifically referring to Figure 14).The second double planetary gear train planet carrier is connected with jack shaft.Between jack shaft and coupling shaft, establish seven gear synchronizers.Output shaft and two clutch components 1 are in the same side.
The 20 embodiment
Referring to Figure 27, present embodiment is done following adjustment on the 19 embodiment's basis: realize one of eight fast forward gears and a fast reverse gear transmission, the first double planetary gear train is realized two, four, six, eight gears.The second double planetary gear train is realized one, three, five, seven gears and is reversed gear.Between jack shaft and coupling shaft, establish seven gear synchronizers.The first double planetary gear train often engage establish between synchronizer and the planet carrier eight the gear synchronizers.Output shaft and two clutch components 1 are in the same side.
The 21 embodiment
Referring to Figure 28, present embodiment is done following adjustment on the 20 embodiment's basis: the first double planetary gear train increases reverse gear synchronizer, and realization one, three, five, seven keeps off and reverses gear.The first double planetary gear train often engage establish between synchronizer and the planet carrier seven the gear synchronizers.Between the second double planetary gear train jack shaft and coupling shaft, establish eight gear synchronizers.Between the second input shaft 5 and the first axle sleeve, establish reverse gear synchronizer.Output shaft and two clutch components 1 are in the same side.
The 22 embodiment
Referring to Figure 29, present embodiment is done following adjustment on the 18 embodiment's basis: output shaft is coaxial with the first double planetary gear train.The first double planetary gear train, the second double planetary gear train are arranged in the right side of each synchronizer, and third and fourth arrangement of gears is in the left side of each synchronizer, and the 3rd gear is fixedly connected with the second input shaft.
The 23 embodiment
Referring to Figure 30, present embodiment is done following adjustment on the 22 embodiment's basis: output shaft and the second double planetary gear train are at same axis.
The 24 embodiment
Referring to Figure 31, present embodiment is done following adjustment on the 23 embodiment's basis: with the location swap of the former first double planetary gear train and the second double planetary gear train, each synchronizer is in company with shifting one's position, and after the conversion, the second double planetary gear train is realized two, four, six gears.The first double planetary gear train realizes one, three, five and reverse gear, and output shaft and the second double planetary gear train are at same axis.
The 25 embodiment
Referring to Figure 32, present embodiment is done following adjustment on the 23 embodiment's basis: seven, the first double planetary gear train of realizing seven fast forward gears and a fast reverse gear transmission are realized two, four, six gears.The second double planetary gear train realizes one, three, five, seven and reverse gear, and establishes seven gear synchronizers between jack shaft and coupling shaft.Output shaft and the first double planetary gear train are at same axis.
The 26 embodiment
Referring to Figure 33, present embodiment is done following adjustment on the 25 embodiment's basis: output shaft and the second double planetary gear train are at same axis.
The 27 embodiment
Referring to Figure 34, present embodiment is done following adjustment on the 26 embodiment's basis: the former first double planetary gear train and the second double planetary gear train upper-lower position exchange, and after the exchange, the new second double planetary gear train is realized two, four, six gears.The first double planetary gear train realizes one, three, five, seven and reverse gear.
The 28 embodiment
Referring to Figure 35, realize eight fast forward gears and a fast reverse gear transmission, the first double planetary gear train is realized two, four, six, eight gears.The second double planetary gear train realizes one, three, five, seven and reverse gear.Between the second double planetary gear train jack shaft and coupling shaft, establish seven gear synchronizers.In the first input shaft 4 and the first axle sleeve, establish eight gear synchronizers between the axle.Output shaft and the first double planetary gear train are at same axis.
The 29 embodiment
Referring to Figure 36, present embodiment is done following adjustment on the 28 embodiment's basis: output shaft and the second double planetary gear train are at same axis.
The 30 embodiment
Referring to Figure 37, present embodiment is done following adjustment on the 29 embodiment's basis: the former first double planetary gear train and the second double planetary gear train upper-lower position exchange, and after the exchange, the new second double planetary gear train is realized two, four, six, eight gears.The first double planetary gear train realizes one, three, five, seven and reverse gear.Referring to Figure 38, in the various embodiments described above, the first synchronizer or the second synchronizer can be replaced by a pair of break.
The 31 embodiment
Referring to Figure 39, in order further to reduce the axial dimension of speed changer, the position of the first clutch 2, the second clutch 3 can be changed, directly put the first double planetary gear train into.
The 32 embodiment
Referring to Figure 40, in order further to reduce the axial dimension of speed changer, the position of the first clutch 2, the second clutch 3 can be changed, directly put the first double planetary gear train into.
The 33 embodiment
Referring to Figure 41, in order further to reduce the axial dimension of speed changer, the position of the first clutch 2, the second clutch 3 can be changed, directly put the first double planetary gear train into.

Claims (9)

1. double-clutch speed changer, comprise the first clutch and the first corresponding input shaft, the second clutch and the second corresponding input shaft, synchronizer, output shaft, described the second input shaft empty set is on the first input shaft, it is characterized in that: also comprise first, the second double planetary gear train, intermeshing the first gear and the second gear, intermeshing the 3rd gear and the 4th gear, the wherein planet carrier of a rows of planetary mechanism of described the first gear and described the first double planetary gear train is fixed, and fix with the gear ring of another rows of planetary mechanism simultaneously, the wherein planet carrier of a rows of planetary mechanism of described the second gear and described the second double planetary gear train is fixed, and fix with the gear ring of another rows of planetary mechanism simultaneously, described the 3rd gear is fixedly connected with described the first input shaft or the second input shaft, described the 4th gear is fixedly connected with jack shaft or the coupling shaft of the second double planetary gear train, and described output shaft is fixedly connected with described the first gear or the second gear.
2. double-clutch speed changer according to claim 1, it is characterized in that: the described first double planetary gear train is Simpson gear shift or La Weinashi gear shift, and the described second double planetary gear train is Simpson gear shift or La Weinashi gear shift.
3. double-clutch speed changer according to claim 2, it is characterized in that: the sun gear of described the first double planetary gear train is fixedly connected with first axle sleeve of empty set on described the first input shaft, and the sun gear of described the second double planetary gear train is fixedly connected with second axle sleeve of empty set on described jack shaft; After the first synchronizer is located in the first double planetary gear train between planet carrier and the first axle sleeve, the second synchronizer is located between the front-seat planet carrier and the second axle sleeve of the second double planetary gear train, the 3rd synchronizer is located between front and back two gear rings of the first double planetary gear train, the normal synchronizer that engages is located between the jack shaft and coupling shaft of the second double planetary gear train, and the 4th synchronizer is located at the second axle sleeve and described normal the joint between the synchronizer.
4. double-clutch speed changer according to claim 2, it is characterized in that: described the 3rd gear is fixedly connected with described the second input shaft, described the 4th gear is fixedly connected with the coupling shaft of the second double planetary gear train, between the first input shaft and the first axle sleeve, the 3rd synchronizer is set, described the first synchronizer is arranged between the first double planetary gear train and the 3rd synchronizer, described the second synchronizer, the 4th synchronizer, often engages the left side that synchronizer is arranged on described the second double planetary gear train.
5. double-clutch speed changer according to claim 2, it is characterized in that: described the 3rd gear is fixedly connected with described the second input shaft, described the 4th gear is fixedly connected with the jack shaft of the second double planetary gear train, described the first synchronizer, the 3rd synchronizer are arranged on the left side of the second double planetary gear train, described the second synchronizer, the 4th synchronizer, often engage the left side that synchronizer is arranged on described the first double planetary gear train.
6. double-clutch speed changer according to claim 3, it is characterized in that: the described second double planetary gear train planet carrier is connected with jack shaft, and sun gear is connected with the second axle sleeve, establishes seven gear synchronizers between jack shaft and coupling shaft.
7. double-clutch speed changer according to claim 3, it is characterized in that: described the second output shaft is arranged with the first synchronous axle sleeve and the second synchronous axle sleeve outward, between the jack shaft of the second double planetary gear train and the second axle sleeve, the 3rd synchronizer is set, between the second input shaft and the first synchronous axle sleeve, the normal synchronizer that engages is set, at the second input shaft and the second synchronizing shaft cover reverse gear synchronizer is set, establishes seven gear synchronizers between synchronizer and the planet carrier normal the joint.
8. according to claim 3 to 7 described arbitrary double-clutch speed changers, it is characterized in that: described the first synchronizer is two, four gear synchronizers, described the second synchronizer is one, three gear synchronizers, and described the 3rd synchronizer is six gear synchronizers, and described the 4th synchronizer is five gear and reverse gear synchronizers.
9. according to claim 3 to 7 described arbitrary double-clutch speed changers, it is characterized in that: described the first synchronizer or the second synchronizer can be replaced by a pair of break.
CN 201220423008 2012-08-23 2012-08-23 Double-clutch speed changer Expired - Lifetime CN202812019U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220423008 CN202812019U (en) 2012-08-23 2012-08-23 Double-clutch speed changer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220423008 CN202812019U (en) 2012-08-23 2012-08-23 Double-clutch speed changer

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102797812A (en) * 2012-08-23 2012-11-28 赵良红 Double-clutch transmission device
CN103256352A (en) * 2013-04-28 2013-08-21 河南科技大学 Double-planet-row converging type multi-gear multi-clutch transmission
CN104832607A (en) * 2014-11-13 2015-08-12 北汽福田汽车股份有限公司 Transmission and vehicle with same
CN110657202A (en) * 2018-06-29 2020-01-07 比亚迪股份有限公司 Transmission, power driving system and vehicle

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102797812A (en) * 2012-08-23 2012-11-28 赵良红 Double-clutch transmission device
CN102797812B (en) * 2012-08-23 2015-09-23 赵良红 Double-clutch speed changer
CN103256352A (en) * 2013-04-28 2013-08-21 河南科技大学 Double-planet-row converging type multi-gear multi-clutch transmission
CN104832607A (en) * 2014-11-13 2015-08-12 北汽福田汽车股份有限公司 Transmission and vehicle with same
CN104832607B (en) * 2014-11-13 2017-09-29 北汽福田汽车股份有限公司 Speed changer and the vehicle with the speed changer
CN110657202A (en) * 2018-06-29 2020-01-07 比亚迪股份有限公司 Transmission, power driving system and vehicle

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