CN104315092A - Compound continuously variable transmission - Google Patents
Compound continuously variable transmission Download PDFInfo
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- CN104315092A CN104315092A CN201410318502.9A CN201410318502A CN104315092A CN 104315092 A CN104315092 A CN 104315092A CN 201410318502 A CN201410318502 A CN 201410318502A CN 104315092 A CN104315092 A CN 104315092A
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- 150000001875 compounds Chemical class 0.000 title claims abstract description 13
- 230000005540 biological transmission Effects 0.000 title claims abstract description 7
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 238000010992 reflux Methods 0.000 claims description 94
- 238000005304 joining Methods 0.000 claims description 74
- 239000012530 fluid Substances 0.000 claims description 20
- 230000008878 coupling Effects 0.000 claims description 10
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 230000008859 change Effects 0.000 abstract description 11
- 238000009826 distribution Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000003137 locomotive effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005272 metallurgy Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/76—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion with an orbital gear having teeth formed or arranged for obtaining multiple gear ratios, e.g. nearly infinitely variable
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H35/00—Gearings or mechanisms with other special functional features
- F16H35/10—Arrangements or devices for absorbing overload or preventing damage by overload
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2700/00—Transmission housings and mounting of transmission components therein; Cooling; Lubrication; Flexible suspensions, e.g. floating frames
Abstract
The invention provides a compound continuously variable transmission. The key points of the technical scheme are that a confluence output element 22 is connected with a first shunt input element 31, each of other shunt input elements 31 is connected with a previous second shunt output element 33, the last second shunt output element 33 is connected with a first backflow input element 41, other backflow input elements 41 are connected with a previous first backflow output element 42, a connecting rack 5 is connected with the last second backflow output element 43 and a speed change mechanism 6, the speed change mechanism 6 is connected with a second confluence input element 23, an input gear pair 7 and a fixed one-way clutch 9, and a one-way clutch 11 is connected with a first confluence input element 21 and an input shaft 1.
Description
Technical field
The invention belongs to speed changer field, more particularly, it is a kind of compound stepless speed variator for various surface car, boats and ships, railway locomotive, engineering machinery, various space flight, aircraft, metallurgy, mine, oil, chemical industry, light industry, food, weaving, handling machinery, lathe, robot and military project.
Background technique
A few days ago, conventional stepless speed variator all designs according to principles such as friction, hydrostaticss, and the power that it can transmit is little, and efficiency is not high; In addition, these stepless speed variator complex structures, manipulation trouble, and could need be realized by the material of costliness and accurate manufacture, therefore cost is high.
Summary of the invention
Instant invention overcomes the deficiencies in the prior art, provide the working life of kind of prolongation motor and power train, structure is simple, and manipulation is convenient, low cost, the compound stepless speed variator of efficient energy-saving.
In order to realize object of the present invention, below the technical solution used in the present invention:
A kind of compound stepless speed variator, comprise input shaft (1), joining unit (2), dividing cell (3), reflux unit (4), hitch (5), gear (6), input gear pair (7), joiner (8), fixing overrunning clutch (9), output gear wheel set (10), overrunning clutch (11), output shaft (12), the input end (91) of described fixing overrunning clutch (9) connects with fixed element, described input shaft (1) be provided with the joining unit (2) be made up of planet row connected successively between output shaft (12), two dividing cell (3) and two reflux units (4), described joining unit (2) comprises first and to conflux input element (21), conflux output element (22), second confluxes input element (23), conflux planetary pinion (24), described dividing cell (3) comprises shunting input element (31), first shunting output element (32), second shunting output element (33), shunting planetary pinion (34), described reflux unit (4) comprises backflow input element (41), first backflow output element (42), second backflow output element (43), backflow planetary pinion (44), joining unit (2) to be confluxed input element (21) by the planetary pinion that confluxes (24) and coordinate first, conflux output element (22), second conflux input element (23) connect, the output element that confluxes (22) of joining unit (2) connects with the shunting input element (31) of first dividing cell (3), the shunting input element (31) of all the other each dividing cell (3) is shunted output element (33) with second of the upper dividing cell (3) coordinated separately and is connected, first shunting output element (32) of each dividing cell (3) is coupled to each other, and connect with output shaft (12), each dividing cell (3) is by respective shunting planetary pinion (34) and the shunting input element (31) coordinated, first shunting output element (32), second shunting output element (33) connects, second shunting output element (33) of last dividing cell (3) connects with the backflow input element (41) of first reflux unit (4), the backflow input element (41) of all the other each reflux units (4) and first of a upper reflux unit (4) output element (42) that refluxes coordinated separately connect, each reflux unit (4) is by backflow planetary pinion (44) and the backflow input element (41) coordinated, first backflow output element (42), second backflow output element (43) connects, first backflow output element (42) of last reflux unit (4) connects with the some elements beyond the present invention, second backflow output element (43) of each reflux unit (4) is coupled to each other, second of hitch (5) and last reflux unit (4) refluxes output element (43), the input end (61) of gear (6) connects, the output terminal (62) of gear (6) confluxes with second of joining unit (2) input element (23) respectively, the input gear (71) of input gear pair (7) and the output terminal (92) of fixing overrunning clutch (9) connect, the output gear (72) of input gear pair (7) connects with the input end (81) of joiner (8), the output terminal (82) of joiner (8) connects with the input gear (101) of output gear wheel set (10), the output gear (102) of output gear wheel set (10) connects with the input end (111) of overrunning clutch (11), conflux with first of joining unit (2) respectively input element (21) and input shaft (1) of the output terminal (112) of overrunning clutch (11) connects.
Described joining unit (2), dividing cell (3) and reflux unit (4) are planetary gear mechanism, few tooth difference transmission mechanism, cycloidal-pin wheel planetary gearing mechanism or harmonic gear drive mechanism, wherein, the output element that confluxes (22) of joining unit (2) is selected in three primary elements of above-mentioned driving mechanism, during backflow input element (41) of the shunting input element (31) of dividing cell (3) and reflux unit (4), this primary element selected will when it be for active member, all the other two primary elements any one when rotating speed is zero each other, and the rotating speed of another primary element is all raise, and joining unit (2), other two elements of dividing cell (3) and reflux unit (4), then can select in all the other above-mentioned two primary elements.
Described joiner (8) can select fluid coupling, fluid torque converter or oil hydraulic pump and oil hydraulic motor.
When being applied to vehicle, velocity variations when the present invention can travel according to vehicle and be subject to drag size, automatically, infinitely changes velocity ratio.
The present invention has following advantage:
(1) structure of the present invention is simple, is conducive to reducing the cost manufactured, and is easier to maintenance, and manipulation is convenient;
(2) the power major part of motor of the present invention is by high efficiency and can transmit powerful planetary gear mechanism, few tooth difference transmission mechanism, cycloidal-pin wheel planetary gearing mechanism or harmonic gear drive mechanism transmission, displacement and speed change automatically complete, high efficiency, powerful variable transmission can be realized, and except starting, motor can be made to work in optimum range, compared with other stepless speed variator, under the prerequisite of motor equivalence, that reduce the manufacture cost of motor;
(3) the present invention is by stepless change, motor is in economic speed region and operates, namely work in the speed range of very little disposal of pollutants, avoid motor when idling and high speed operation, discharge large quantity of exhaust gas, thus decrease the discharge of waste gas, be conducive to protection of the environment;
(4) the present invention can utilize inner speed discrepancy to play buffering and overload protection, is conducive to the working life extending motor and power train, in addition, when running resistance increases, then can make the automatic reduction of speed of vehicle, on the contrary then raising speed, be conducive to the rideability improving vehicle;
(5) the present invention is by stepless change, makes input power uninterrupted, can ensure that vehicle has good acceleration and higher average speed, the wearing and tearing of motor be reduced, extends interval mileage of major repair, improve bus dispatching rate, be conducive to boosting productivity.
In addition, the present invention is a kind of compound stepless speed variator that also can be used for various surface car, boats and ships, railway locomotive, engineering machinery, various space flight, aircraft, metallurgy, mine, oil, chemical industry, light industry, food, weaving, handling machinery, lathe, robot and military project.
Accompanying drawing explanation
Fig. 1 is the structural drawing of the embodiment of the present invention.
Embodiment
Descend and the present invention is described in further detail with embodiment by reference to the accompanying drawings:
Embodiment one:
As shown in fig. 1, a kind of compound stepless speed variator, comprise input shaft 1, joining unit 2, dividing cell 3, reflux unit 4, hitch 5, gear 6, input gear pair 7, fluid torque converter 8, fixing overrunning clutch 9, output gear wheel set 10, overrunning clutch 11, output shaft 12, the input end 91 of described fixing overrunning clutch 9 connects with fixed element, described input shaft 1 be provided with the joining unit 2 be made up of planet row connected successively between output shaft 12, two dividing cell 3 and two reflux units 4, described joining unit 2 comprises first and to conflux input element 21, conflux output element 22, second confluxes input element 23, conflux planetary pinion 24, described dividing cell 3 comprises shunting input element 31, first shunting output element 32, second shunting output element 33, shunting planetary pinion 34, described reflux unit 4 comprises backflow input element 41, first backflow output element 42, second backflow output element 43, backflow planetary pinion 44, joining unit 2 to be confluxed input element 21 by the planetary pinion 24 and coordinate first that confluxes, conflux output element 22, second input element 23 that confluxes connects, the output element 22 that confluxes of joining unit 2 connects with the shunting input element 31 of first dividing cell 3, the shunting input element 31 of all the other each dividing cell 3 is shunted output element 33 with second of the upper dividing cell 3 coordinated separately and is connected, first shunting output element 32 of each dividing cell 3 is coupled to each other, and connect with output shaft 12, each dividing cell 3 is by respective shunting planetary pinion 34 and the shunting input element 31 coordinated, first shunting output element 32, second shunting output element 33 connects, second shunting output element 33 of last dividing cell 3 connects with the backflow input element 41 of first reflux unit 4, the backflow input element 41 of all the other each reflux units 4 and first of a upper reflux unit 4 output element 42 that refluxes coordinated separately connect, each reflux unit 4 is by backflow planetary pinion 44 and the backflow input element 41 coordinated, first backflow output element 42, second backflow output element 43 connects, first backflow output element 42 of last reflux unit 4 connects with the some elements beyond the present invention, second backflow output element 43 of each reflux unit 4 is coupled to each other, hitch 5 and second of last reflux unit 4 reflux output element 43, the input end 61 of gear 6 connects, the output terminal 62 of gear 6 confluxes with second of joining unit 2 input element 23 respectively, the input gear 71 of input gear pair 7 and the output terminal 92 of fixing overrunning clutch 9 connect, the output gear 72 of input gear pair 7 connects with the input end 81 of fluid torque converter 8, the output terminal 82 of fluid torque converter 8 connects with the input gear 101 of output gear wheel set 10, the output gear 102 of output gear wheel set 10 connects with the input end 111 of overrunning clutch 11, conflux with first of joining unit 2 respectively input element 21 and input shaft 1 of the output terminal 112 of overrunning clutch 11 connects.
The output element 22 that confluxes of described joining unit 2, a point shunting input element 31 for dividing cell 3 select the large sun gear of the planetary gear mechanism with performance in the same way; First of joining unit 2 conflux input element 21, dividing cell 3 the first shunting output element 32 select the Sunny of the planetary gear mechanism with performance in the same way; Second of joining unit 2 conflux input element 23, dividing cell 3 the second shunting output element 33 select the planet carrier of the planetary gear mechanism with performance in the same way.
The backflow input element 41 of described reflux unit 4 selects the large sun gear of the planetary gear mechanism with performance in the same way; First backflow output element 42 of reflux unit 4 selects the Sunny of the planetary gear mechanism with performance in the same way; Second backflow output element 43 of reflux unit 4 selects the planet carrier of the planetary gear mechanism with performance in the same way.
To refer to three primary element rotary speed directions identical for the planetary gear mechanism of performance in the same way, and when the rotating speed of planet carrier is zero, the rotary speed direction of all the other two primary elements is constant.
Described input shaft 1, the input end 61 of gear 6, the output terminal 62 of gear 6, the input gear 71 of input gear pair 7, the output terminal 92 of fixing overrunning clutch 9, output shaft 12 is hollow, the output terminal 62 of gear 6 to conflux input element 23 through the input end 61 of gear 6 and the input gear 71 of input gear pair 7 and second of joining unit 2, the input gear 71 of input gear pair 7 and the output terminal 92 of fixing overrunning clutch 9 connect, the output terminal 112 of overrunning clutch 11 is through the output terminal 92 fixing overrunning clutch 9, gear 6 output terminal 62 and first of joining unit 2 input element 21 that confluxes connects.
Fluid torque converter selected by described joiner 8.
The shunting input element 31 of first dividing cell 3 is two-way by the shunting planetary pinion 34 on the second shunting output element 33 of first dividing cell 3 the power dividing being delivered to this, one road flows into the first shunting output element 32 of first dividing cell 3, the shunting input element 31 that output element 33 is delivered to second dividing cell 3 is shunted through second of first dividing cell 3 in another road, the shunting input element 31 of second dividing cell 3 is two-way by the shunting planetary pinion 34 on the second shunting output element 33 of second dividing cell 3 the power dividing being delivered to this again, one road flows into the first shunting output element 32 of second dividing cell 3, another road flows into the second shunting output element 33 of second dividing cell 3.
Because the rotating speed relations of distribution of each element above-mentioned can change, change according to rotating speed distribution between the two changes by two-way poower flow, when the rotating speed of the first shunting output element 32 of each dividing cell 3 is zero, its output power is zero, but moment is little is zero, now, the input power of the second shunting output element 33 of each dividing cell 3 then changes to maximum value by certain value, described certain value refers to, when the rotating speed that the second shunting output element 33 and first of respective each dividing cell 3 coordinated of each dividing cell 3 shunts output element 32 is identical, both press the value that planet row torque ratio distributes input power gained, described maximum value refers to, the total output inputted by the shunting input element 31 of each dividing cell 3, that is, when two-way power changes, the first moment shunted on output element 32 and output shaft 12 being delivered to each dividing cell 3 also changes thereupon.
The input power of motor to be confluxed input element 21 through first of joining unit 2, and the planetary pinion 24 that confluxes confluxed on input element 23 by second of joining unit 2 is the conflux output element 22 of power transimission to joining unit 2, the shunting input element 31 of first dividing cell 3 is delivered to again through it, it is two-way by the shunting planetary pinion 34 on the second shunting output element 33 of first dividing cell 3 the power dividing being delivered to this, one road flows into the first shunting output element 32 of first dividing cell 3, the shunting input element 31 that output element 33 is delivered to second dividing cell 3 is shunted through second of first dividing cell 3 in another road, the shunting input element 31 of second dividing cell 3 is two-way by the shunting planetary pinion 34 on the second shunting output element 33 of second dividing cell 3 the power dividing being delivered to this again, one road flows into the first shunting output element 32 of second dividing cell 3, another road flows into the second shunting output element 33 of second dividing cell 3, second shunting output element 33 of second dividing cell 3 is the backflow input element 41 of power transimission to first reflux unit 4, its second backflow planetary pinion 44 refluxed on output element 43 by first reflux unit 4 is two-way the power dividing being delivered to this, one road flows into the second backflow output element 43 of first reflux unit 4, another road is delivered to the backflow input element 41 of second reflux unit 4 through the first backflow output element 42 of first reflux unit 4, the backflow input element 41 of second reflux unit 4 is two-way by the backflow planetary pinion 44 on the second backflow output element 43 of second reflux unit 4 the power dividing being delivered to this again, one road flows into the second backflow output element 43 of second reflux unit 4, another road flows into the first backflow output element 42 of second reflux unit 4, first backflow output element 42 of second reflux unit 4 flows into the some element works done beyond the present invention power again, second of each reflux unit 4 refluxes output element 43 the power transimission flowed into hitch 5, hitch 5 is again the input end 61 of power transimission to gear 6, two-way is split into again through its output terminal 62, one road flows into second of joining unit 2 and to conflux input element 23, another road flows into the input gear 71 of input gear pair 7, the input end 81 of fluid torque converter 8 is flowed into again through the output gear 72 of input gear pair 7, the input gear 101 of output gear wheel set 10 is flowed into again through the output terminal 82 of fluid torque converter 8, the input end 111 of overrunning clutch 11 is flowed into again through the output gear 102 of output gear wheel set 10, by the output terminal 112 of overrunning clutch 11, power transimission to be confluxed input element 21 to first of joining unit 2 again, this road power and by motor through input shaft 1, again through the output terminal 92 of overrunning clutch 9 be delivered to first of joining unit 2 conflux input element 21 input power and by the power being delivered to hitch 5, again through the input end 61 of gear 6, flow into second of joining unit 2 through its output terminal 62 again to conflux input element 23 Na mono-road power, the planetary pinion 24 that confluxes then all confluxed on input element 23 by second of joining unit 2 is delivered to the output element 22 that confluxes of joining unit 2, the shunting input element 31 of first dividing cell 3 is delivered to again through it, the shunting input element 31 of first dividing cell 3 repeats said process again, the power of the first shunting output element 32 being delivered to each dividing cell 3 is constantly increased, and be delivered to output shaft 12 of the present invention, thus achieve the power of motor is externally exported by output shaft 12.
Embodiment two:
As shown in fig. 1, a kind of compound stepless speed variator, comprise input shaft 1, joining unit 2, dividing cell 3, reflux unit 4, hitch 5, gear 6, input gear pair 7, fluid coupling 8, fixing overrunning clutch 9, output gear wheel set 10, overrunning clutch 11, output shaft 12, the input end 91 of described fixing overrunning clutch 9 connects with fixed element, described input shaft 1 be provided with the joining unit 2 be made up of planet row connected successively between output shaft 12, two dividing cell 3 and two reflux units 4, described joining unit 2 comprises first and to conflux input element 21, conflux output element 22, second confluxes input element 23, conflux planetary pinion 24, described dividing cell 3 comprises shunting input element 31, first shunting output element 32, second shunting output element 33, shunting planetary pinion 34, described reflux unit 4 comprises backflow input element 41, first backflow output element 42, second backflow output element 43, backflow planetary pinion 44, joining unit 2 to be confluxed input element 21 by the planetary pinion 24 and coordinate first that confluxes, conflux output element 22, second input element 23 that confluxes connects, the output element 22 that confluxes of joining unit 2 connects with the shunting input element 31 of first dividing cell 3, the shunting input element 31 of all the other each dividing cell 3 is shunted output element 33 with second of the upper dividing cell 3 coordinated separately and is connected, first shunting output element 32 of each dividing cell 3 is coupled to each other, and connect with output shaft 12, each dividing cell 3 is by respective shunting planetary pinion 34 and the shunting input element 31 coordinated, first shunting output element 32, second shunting output element 33 connects, second shunting output element 33 of last dividing cell 3 connects with the backflow input element 41 of first reflux unit 4, the backflow input element 41 of all the other each reflux units 4 and first of a upper reflux unit 4 output element 42 that refluxes coordinated separately connect, each reflux unit 4 is by backflow planetary pinion 44 and the backflow input element 41 coordinated, first backflow output element 42, second backflow output element 43 connects, first backflow output element 42 of last reflux unit 4 connects with the some elements beyond the present invention, second backflow output element 43 of each reflux unit 4 is coupled to each other, hitch 5 and second of last reflux unit 4 reflux output element 43, the input end 61 of gear 6 connects, the output terminal 62 of gear 6 confluxes with second of joining unit 2 input element 23 respectively, the input gear 71 of input gear pair 7 and the output terminal 92 of fixing overrunning clutch 9 connect, the output gear 72 of input gear pair 7 connects with the input end 81 of fluid coupling 8, the output terminal 82 of fluid coupling 8 connects with the input gear 101 of output gear wheel set 10, the output gear 102 of output gear wheel set 10 connects with the input end 111 of overrunning clutch 11, conflux with first of joining unit 2 respectively input element 21 and input shaft 1 of the output terminal 112 of overrunning clutch 11 connects.
The output element 22 that confluxes of described joining unit 2, a point shunting input element 31 for dividing cell 3 select the large sun gear of the planetary gear mechanism with performance in the same way; First of joining unit 2 conflux input element 21, dividing cell 3 the first shunting output element 32 select the Sunny of the planetary gear mechanism with performance in the same way; Second of joining unit 2 conflux input element 23, dividing cell 3 the second shunting output element 33 select the planet carrier of the planetary gear mechanism with performance in the same way.
The backflow input element 41 of described reflux unit 4 selects the large sun gear of the planetary gear mechanism with performance in the same way; First backflow output element 42 of reflux unit 4 selects the Sunny of the planetary gear mechanism with performance in the same way; Second backflow output element 43 of reflux unit 4 selects the planet carrier of the planetary gear mechanism with performance in the same way.
To refer to three primary element rotary speed directions identical for the planetary gear mechanism of performance in the same way, and when the rotating speed of planet carrier is zero, the rotary speed direction of all the other two primary elements is constant.
Described input shaft 1, the input end 61 of gear 6, the output terminal 62 of gear 6, the input gear 71 of input gear pair 7, the output terminal 92 of fixing overrunning clutch 9, output shaft 12 is hollow, the output terminal 62 of gear 6 to conflux input element 23 through the input end 61 of gear 6 and the input gear 71 of input gear pair 7 and second of joining unit 2, the input gear 71 of input gear pair 7 and the output terminal 92 of fixing overrunning clutch 9 connect, the output terminal 112 of overrunning clutch 11 is through the output terminal 92 fixing overrunning clutch 9, gear 6 output terminal 62 and first of joining unit 2 input element 21 that confluxes connects.
Fluid coupling selected by described joiner 8.
The shunting input element 31 of first dividing cell 3 is two-way by the shunting planetary pinion 34 on the second shunting output element 33 of first dividing cell 3 the power dividing being delivered to this, one road flows into the first shunting output element 32 of first dividing cell 3, the shunting input element 31 that output element 33 is delivered to second dividing cell 3 is shunted through second of first dividing cell 3 in another road, the shunting input element 31 of second dividing cell 3 is two-way by the shunting planetary pinion 34 on the second shunting output element 33 of second dividing cell 3 the power dividing being delivered to this again, one road flows into the first shunting output element 32 of second dividing cell 3, another road flows into the second shunting output element 33 of second dividing cell 3.
Because the rotating speed relations of distribution of each element above-mentioned can change, change according to rotating speed distribution between the two changes by two-way poower flow, when the rotating speed of the first shunting output element 32 of each dividing cell 3 is zero, its output power is zero, but moment is little is zero, now, the input power of the second shunting output element 33 of each dividing cell 3 then changes to maximum value by certain value, described certain value refers to, when the rotating speed that the second shunting output element 33 and first of respective each dividing cell 3 coordinated of each dividing cell 3 shunts output element 32 is identical, both press the value that planet row torque ratio distributes input power gained, described maximum value refers to, the total output inputted by the shunting input element 31 of each dividing cell 3, that is, when two-way power changes, the first moment shunted on output element 32 and output shaft 12 being delivered to each dividing cell 3 also changes thereupon.
The input power of motor to be confluxed input element 21 through first of joining unit 2, and the planetary pinion 24 that confluxes confluxed on input element 23 by second of joining unit 2 is the conflux output element 22 of power transimission to joining unit 2, the shunting input element 31 of first dividing cell 3 is delivered to again through it, it is two-way by the shunting planetary pinion 34 on the second shunting output element 33 of first dividing cell 3 the power dividing being delivered to this, one road flows into the first shunting output element 32 of first dividing cell 3, the shunting input element 31 that output element 33 is delivered to second dividing cell 3 is shunted through second of first dividing cell 3 in another road, the shunting input element 31 of second dividing cell 3 is two-way by the shunting planetary pinion 34 on the second shunting output element 33 of second dividing cell 3 the power dividing being delivered to this again, one road flows into the first shunting output element 32 of second dividing cell 3, another road flows into the second shunting output element 33 of second dividing cell 3, second shunting output element 33 of second dividing cell 3 is the backflow input element 41 of power transimission to first reflux unit 4, its second backflow planetary pinion 44 refluxed on output element 43 by first reflux unit 4 is two-way the power dividing being delivered to this, one road flows into the second backflow output element 43 of first reflux unit 4, another road is delivered to the backflow input element 41 of second reflux unit 4 through the first backflow output element 42 of first reflux unit 4, the backflow input element 41 of second reflux unit 4 is two-way by the backflow planetary pinion 44 on the second backflow output element 43 of second reflux unit 4 the power dividing being delivered to this again, one road flows into the second backflow output element 43 of second reflux unit 4, another road flows into the first backflow output element 42 of second reflux unit 4, first backflow output element 42 of second reflux unit 4 flows into the some element works done beyond the present invention power again, second of each reflux unit 4 refluxes output element 43 the power transimission flowed into hitch 5, hitch 5 is again the input end 61 of power transimission to gear 6, two-way is split into again through its output terminal 62, one road flows into second of joining unit 2 and to conflux input element 23, another road flows into the input gear 71 of input gear pair 7, the input end 81 of fluid coupling 8 is flowed into again through the output gear 72 of input gear pair 7, the input gear 101 of output gear wheel set 10 is flowed into again through the output terminal 82 of fluid coupling 8, the input end 111 of overrunning clutch 11 is flowed into again through the output gear 102 of output gear wheel set 10, by the output terminal 112 of overrunning clutch 11, power transimission to be confluxed input element 21 to first of joining unit 2 again, this road power and by motor through input shaft 1, again through the output terminal 92 of overrunning clutch 9 be delivered to first of joining unit 2 conflux input element 21 input power and by the power being delivered to hitch 5, again through the input end 61 of gear 6, flow into second of joining unit 2 through its output terminal 62 again to conflux input element 23 Na mono-road power, the planetary pinion 24 that confluxes then all confluxed on input element 23 by second of joining unit 2 is delivered to the output element 22 that confluxes of joining unit 2, the shunting input element 31 of first dividing cell 3 is delivered to again through it, the shunting input element 31 of first dividing cell 3 repeats said process again, the power of the first shunting output element 32 being delivered to each dividing cell 3 is constantly increased, and be delivered to output shaft 12 of the present invention, thus achieve the power of motor is externally exported by output shaft 12.
For the present invention, when first of joining unit 2 input element 21 rotating speed that confluxes is constant, first moment of torsion shunted on output element 32 and output shaft 12 of each dividing cell 3 changes with the change of its rotating speed, rotating speed is lower, first moment of torsion shunted on output element 32 and output shaft 12 of each dividing cell 3 is larger, otherwise, then less, thus realize the present invention can change moment and speed compound stepless speed variator with the difference of vehicle travel resistance.
When the present invention uses, if the input power of motor, input speed and load constant, namely the rotating speed of input shaft 1 and moment of torsion are constant, before vehicle starting, the rotating speed of output shaft 12 is zero, work as automobile starting, the input power of motor is through input shaft 1, be delivered to first of joining unit 2 through the output terminal 112 of overrunning clutch 11 again to conflux input element 21, wherein, flow into second of joining unit 2 owing to now there is no power to conflux input element 23, and the input end 91 of fixing overrunning clutch 9 connects with fixed element, play restriction to turn to, making second of joining unit 2 joining unit 2 to conflux, input element 23 can not be contrary with motor turns to rotation, rotating speed is zero, now, the input power of motor to be confluxed input element 21 through first of joining unit 2, and the planetary pinion 24 that confluxes confluxed on input element 23 by second of joining unit 2 is the conflux output element 22 of power transimission to joining unit 2, the shunting input element 31 of first dividing cell 3 is delivered to again through it, it is two-way by the shunting planetary pinion 34 on the second shunting output element 33 of first dividing cell 3 the power dividing being delivered to this again, one road flows into the first shunting output element 32 of first dividing cell 3, another road is through the second shunting output element 33 of first dividing cell 3, because of output shaft 12 transfixion, i.e. the first shunting output element 32 transfixion of each dividing cell 3, the power of motor all flows into the second shunting output element 33 of first dividing cell 3, again through the shunting input element 31 of second dividing cell 3, the shunting input element 31 of second dividing cell 3 is two-way by the shunting planetary pinion 34 on the second shunting output element 33 of second dividing cell 3 the power dividing being delivered to this again, one road flows into the first shunting output element 32 of second dividing cell 3, another road flows into the second shunting output element 33 of second dividing cell 3, second shunting output element 33 of second dividing cell 3 is the backflow input element 41 of power transimission to first reflux unit 4, its second backflow planetary pinion 44 refluxed on output element 43 by first reflux unit 4 is two-way the power dividing being delivered to this, one road flows into the second backflow output element 43 of first reflux unit 4, another road is delivered to the backflow input element 41 of second reflux unit 4 through the first backflow output element 42 of first reflux unit 4, it is two-way that the backflow input element 41 of reflux unit 4 cultivates gear 44 the power dividing being delivered to this by the backflow row on the second backflow output element 43 of second reflux unit 4 again, one road flows into the second backflow output element 43 of reflux unit 4, another road flows into the first backflow output element 42 of reflux unit 4, first backflow output element 42 of reflux unit 4 flows into the some element works done beyond the present invention power again, second of each reflux unit 4 refluxes output element 43 the power transimission flowed into hitch 5, hitch 5 is again the input end 61 of power transimission to gear 6, when power transimission is to the input end 61 of gear 6, its output terminal 62 is two-way the power dividing flowed into, one road flows into second of joining unit 2 and to conflux input element 23, another road flows into the input gear 71 of input gear pair 7, the input end 81 of fluid torque converter 8 or fluid coupling 8 is flowed into again through the output gear 72 of input gear pair 7, the output terminal 82 of fluid torque converter 8 or fluid coupling 8 is the input gear 101 of the power transimission flowed into output gear wheel set 10, the input end 111 of overrunning clutch 11 is flowed into again through the output gear 102 of output gear wheel set 10, by the output terminal 112 of overrunning clutch 11, power transimission to be confluxed input element 21 to first of joining unit 2 again, this road power and by motor through input shaft 1, again through the output terminal 112 of overrunning clutch 11 be delivered to first of joining unit 2 conflux input element 21 input power and by the power being delivered to hitch 5, again through the input end 61 of gear 6, flow into second of joining unit 2 through its output terminal 62 again to conflux input element 23 Na mono-road power, the planetary pinion 24 that confluxes then all confluxed on input element 23 by second of joining unit 2 is delivered to the output element 22 that confluxes of joining unit 2, the shunting input element 31 of first dividing cell 3 is delivered to again through it, the shunting input element 31 of first dividing cell 3 repeats said process again, constantly a point square is carried out between each element, the iterative cycles of bending moment and remittance square, the power of the first shunting output element 32 being delivered to each dividing cell 3 is constantly increased, and be delivered to output shaft 12 of the present invention, when being delivered to the moment of torsion on defeated mountain axle 12, through power train be transferred to the tractive force that driving wheel produces be enough to overcome vehicle starting resistance time, automobile is then started to walk and is started to accelerate, the rotating speed of the first shunting output element 32 of each dividing cell 3 be connected with it also increases gradually from zero, now, the second power confluxing input element 23 flowing into joining unit 2 reduces gradually, thus the moment of torsion of output shaft 12 reduces along with the increase of rotating speed.
Claims (3)
1. a compound stepless speed variator, comprise input shaft (1), joining unit (2), dividing cell (3), reflux unit (4), hitch (5), gear (6), input gear pair (7), joiner (8), fixing overrunning clutch (9), output gear wheel set (10), overrunning clutch (11), output shaft (12), the input end (91) of described fixing overrunning clutch (9) connects with fixed element, it is characterized in that: described input shaft (1) be provided with the joining unit (2) be made up of planet row connected successively between output shaft (12), two dividing cell (3) and two reflux units (4), described joining unit (2) comprises first and to conflux input element (21), conflux output element (22), second confluxes input element (23), conflux planetary pinion (24), described dividing cell (3) comprises shunting input element (31), first shunting output element (32), second shunting output element (33), shunting planetary pinion (34), described reflux unit (4) comprises backflow input element (41), first backflow output element (42), second backflow output element (43), backflow planetary pinion (44), joining unit (2) to be confluxed input element (21) by the planetary pinion that confluxes (24) and coordinate first, conflux output element (22), second conflux input element (23) connect, the output element that confluxes (22) of joining unit (2) connects with the shunting input element (31) of first dividing cell (3), the shunting input element (31) of all the other each dividing cell (3) is shunted output element (33) with second of the upper dividing cell (3) coordinated separately and is connected, first shunting output element (32) of each dividing cell (3) is coupled to each other, and connect with output shaft (12), each dividing cell (3) is by respective shunting planetary pinion (34) and the shunting input element (31) coordinated, first shunting output element (32), second shunting output element (33) connects, second shunting output element (33) of last dividing cell (3) connects with the backflow input element (41) of first reflux unit (4), the backflow input element (41) of all the other each reflux units (4) and first of a upper reflux unit (4) output element (42) that refluxes coordinated separately connect, each reflux unit (4) is by backflow planetary pinion (44) and the backflow input element (41) coordinated, first backflow output element (42), second backflow output element (43) connects, first backflow output element (42) of last reflux unit (4) connects with the some elements beyond the present invention, second backflow output element (43) of each reflux unit (4) is coupled to each other, second of hitch (5) and last reflux unit (4) refluxes output element (43), the input end (61) of gear (6) connects, the output terminal (62) of gear (6) confluxes with second of joining unit (2) input element (23) respectively, the input gear (71) of input gear pair (7) and the output terminal (92) of fixing overrunning clutch (9) connect, the output gear (72) of input gear pair (7) connects with the input end (81) of joiner (8), the output terminal (82) of joiner (8) connects with the input gear (101) of output gear wheel set (10), the output gear (102) of output gear wheel set (10) connects with the input end (111) of overrunning clutch (11), conflux with first of joining unit (2) respectively input element (21) and input shaft (1) of the output terminal (112) of overrunning clutch (11) connects.
2. compound stepless speed variator according to claim 1, is characterized in that: described remittance square unit (2), dividing cell (3) and reflux unit (4) can select planetary gear mechanism, few tooth difference transmission mechanism, cycloidal-pin wheel planetary gearing mechanism or harmonic gear drive mechanism.
3. compound stepless speed variator according to claim 1, is characterized in that: described joiner (8) can select fluid coupling, fluid torque converter or oil hydraulic pump and oil hydraulic motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410318502.9A CN104315092B (en) | 2009-09-09 | 2009-09-09 | A kind of compound buncher |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410318502.9A CN104315092B (en) | 2009-09-09 | 2009-09-09 | A kind of compound buncher |
| CN200910306744.5A CN102022491B (en) | 2009-09-09 | 2009-09-09 | Stepless speed changer |
Related Parent Applications (1)
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| CN200910306744.5A Division CN102022491B (en) | 2009-09-09 | 2009-09-09 | Stepless speed changer |
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| CN104315092A true CN104315092A (en) | 2015-01-28 |
| CN104315092B CN104315092B (en) | 2016-09-28 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1030689A (en) * | 1996-07-14 | 1998-02-03 | Minoru Nakagawa | Speed reduction and speed increase mechanism self-operated control type-fully automatic continuously variable transmission |
| JPH11118004A (en) * | 1997-10-13 | 1999-04-30 | Minoru Nakagawa | Self-power controller for driving of input side in input direction from output side for obtaining fully automatic non-stage transmission by planetary gear |
| CN2703163Y (en) * | 2004-06-18 | 2005-06-01 | 田家铭 | Planetary gear variable speed transmission |
| CN101235877A (en) * | 2007-02-02 | 2008-08-06 | 吴志强 | Stepless speed variator |
| US20090203484A1 (en) * | 2008-02-08 | 2009-08-13 | General Motors Corporation | Multi-speed split dual clutch transmission |
-
2009
- 2009-09-09 CN CN201410318502.9A patent/CN104315092B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1030689A (en) * | 1996-07-14 | 1998-02-03 | Minoru Nakagawa | Speed reduction and speed increase mechanism self-operated control type-fully automatic continuously variable transmission |
| JPH11118004A (en) * | 1997-10-13 | 1999-04-30 | Minoru Nakagawa | Self-power controller for driving of input side in input direction from output side for obtaining fully automatic non-stage transmission by planetary gear |
| CN2703163Y (en) * | 2004-06-18 | 2005-06-01 | 田家铭 | Planetary gear variable speed transmission |
| CN101235877A (en) * | 2007-02-02 | 2008-08-06 | 吴志强 | Stepless speed variator |
| US20090203484A1 (en) * | 2008-02-08 | 2009-08-13 | General Motors Corporation | Multi-speed split dual clutch transmission |
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| CN104315092B (en) | 2016-09-28 |
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