Summary of the invention
Instant invention overcomes the deficiencies in the prior art, provide a kind of working life extending motor, structure is simple, and manipulation is convenient, low cost, the gear-driven fluid coupling of combined harmonic of efficient energy-saving and starter.
In order to realize object of the present invention, below the technical solution used in the present invention:
A kind of gear-driven fluid coupling of combined harmonic and starter, comprise input shaft (1), overrunning clutch (3), output shaft (4), empty gear mechanism (5), input gear pair (6), fluid coupling (7), output gear wheel set (8), play merit machine gear pair (9), magnetic clutch (10), play merit gear pair (11), free wheel device (12), is provided with the first wave generator (21) between described input shaft (1) and output shaft (4), first flexbile gear (22), first just takes turns (23), second wave generator (24), second flexbile gear (25), second just takes turns (26), 3rd flexbile gear (27), 3rd just takes turns (28), 3rd wave generator (29), input shaft (1) connects with an output gear (112) of merit gear pair (11) and the input end (121) of free wheel device (12), the output terminal (122) of free wheel device (12) connects with the output gear (92) of the first wave generator (21) and starter gear pair (9), the output gear (92) of starter gear pair (9) and the input gear (91) of starter gear pair (9) cooperatively interact work, the first wave generator (21), first flexbile gear (22), cooperatively interact work, and the first flexbile gear (22) connects with the input gear (81) of output gear wheel set (8), the input end (51) of empty gear mechanism (5) and the input gear (61) of input gear pair (6), the output gear (82) of output gear wheel set (8) and the input end (101) of magnetic clutch (10) connect, the output terminal (102) of magnetic clutch (10) connects with the input gear (111) playing merit gear pair (11), the output terminal (52) of empty gear mechanism (5) connects with output shaft (4), the output gear (62) of input gear pair (6) is just taken turns (28) and is connected with the 3rd, the 3rd flexbile gear (27), 3rd just takes turns (28), 3rd wave generator (29) cooperatively interacts work, and the 3rd flexbile gear (27) has just been taken turns (26) and connected with second, the second wave generator (24), second flexbile gear (25), second just takes turns (26) cooperatively interacts work, second flexbile gear (25) connects with the input end (71) of fluid coupling (7), the output terminal (72) of fluid coupling (7) is just taken turns (23) with the output terminal (32) and first of overrunning clutch (3) and is connected, the input end (31) of overrunning clutch (3), second wave generator (24) and the 3rd wave generator (29) connect with fixed element.
The gear-driven fluid coupling of a kind of combined harmonic, comprises input shaft (1), overrunning clutch (3), free wheel device (4), output shaft (5), input gear pair (6), fluid coupling (7), output gear wheel set (8), is provided with the first wave generator (21) between described input shaft (1) and output shaft (5), first flexbile gear (22), first just takes turns (23), second wave generator (24), second flexbile gear (25), second just takes turns (26), 3rd flexbile gear (27), 3rd just takes turns (28), 3rd wave generator (29), input shaft (1) connects with the 3rd wave generator (29), the input end (31) of overrunning clutch (3) connects with input shaft (1) and the first wave generator (21), the input end (71) of fluid coupling (7) connects with the output terminal (42) of the output terminal (32) of overrunning clutch (3) and free wheel device (4), the output terminal (72) of fluid coupling (7) has just been taken turns (23) and has been connected with first, the input end (41) of free wheel device (4) connects with the second flexbile gear (25), the first wave generator (21), first flexbile gear (22), first just takes turns (23) cooperatively interacts work, first flexbile gear (22) connects with the input gear (81) of output gear wheel set (8), the output gear (82) of output gear wheel set (8) connects with the input gear (61) of input gear pair (6), the output gear (62) of input gear pair (6) has just been taken turns (26) and the 3rd and has just been taken turns (28) and connect with second, the second wave generator (24), second flexbile gear (25), second just takes turns (26) cooperatively interacts work, and the second wave generator (24) is affixed with fixed element, the 3rd flexbile gear (27), 3rd just takes turns (28), 3rd wave generator (29) cooperatively interacts work, and the 3rd flexbile gear (27) connects with output shaft (5).
The element that each needs described connect, and by the element of some other element separate, the method for hollow or hitch can be adopted, pass or stride across some other elements, being attached thereto; When connect element be gear or gear ring time, then engage each other or connect; The velocity ratio of each gear pair described and gear, designs according to actual needs.
Described fluid coupling can select fluid torque converter to replace.
Described empty gear mechanism can select clutch to replace.
When the present invention is applied to vehicle, when can travel according to vehicle, be subject to the size of resistance, automatically change the change of output torque and speed.
The present invention has following advantage:
(1) the most power of the present invention is by wave generator, flexbile gear, just wheel and gear transmission, and thus transmission power and transmission efficiency all greatly improve, and structure is simple, are easier to maintenance;
(2) bending moment of the present invention and speed change complete automatically, high efficiency transmission can be realized, and except starting, motor and starter motor can be made to work in optimum range, compared with other speed changer, under the prerequisite of motor and starter motor equivalence, that reduce the manufacture cost of motor and starter motor;
(3) the present invention make motor and starter motor be in through Ji rotary speed area in operate, motor is namely made to 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 and starter motor, 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 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, be conducive to boosting productivity;
(6), when the present invention starts, have the performance of automatic torque-changing and speed change, input power is uninterrupted, impact phenomenon can not be there is, can ensure that engine start is steady, reduce noise, the start-up wear of motor be reduced, and extends the working life of actuating motor and storage battery;
(7) The present invention reduces the driving mechanism of starter motor now, reduce manufacture cost, after engine start, only need take separation, brake measure to actuating motor, make it stop transmission.
In addition, the present invention is the gear-driven fluid coupling of a kind of combined harmonic for various surface car, boats and ships, railway locomotive and lathe and starter.
Embodiment
Below in conjunction with Figure of description and embodiment, the present invention is described in further detail:
Embodiment one:
As shown in fig. 1, the gear-driven fluid coupling of a kind of combined harmonic and starter, comprise input shaft 1, overrunning clutch 3, output shaft 4, empty gear mechanism 5, input gear pair 6, fluid coupling 7, output gear wheel set 8, play merit machine gear pair 9, magnetic clutch 10, play merit gear pair 11, free wheel device 12, is provided with the first wave generator 21 between described input shaft 1 and output shaft 4, first flexbile gear 22, first just takes turns 23, second wave generator 24, second flexbile gear 25, second just takes turns 26, 3rd flexbile gear 27, 3rd just takes turns 28, 3rd wave generator 29, input shaft 1 connects with an output gear 112 of merit gear pair 11 and the input end 121 of free wheel device 12, the output terminal 122 of free wheel device 12 connects with the output gear 92 of the first wave generator 21 and starter gear pair 9, the output gear 92 of starter gear pair 9 and the input gear 91 of starter gear pair 9 cooperatively interact work, the first wave generator 21, first flexbile gear 22, cooperatively interact work, and the first flexbile gear 22 connects with the input gear 81 of output gear wheel set 8, the input end 51 of empty gear mechanism 5 and the input gear 61 of input gear pair 6, the output gear 82 of output gear wheel set 8 and the input end 101 of magnetic clutch 10 connect, the output terminal 102 of magnetic clutch 10 connects with the input gear 111 playing merit gear pair 11, the output terminal 52 of empty gear mechanism 5 connects with output shaft 4, the output gear 62 and the 3rd of input gear pair 6 is just taken turns 28 and is connected, the 3rd flexbile gear 27, 3rd just takes turns 28, 3rd wave generator 29 cooperatively interacts work, and the 3rd flexbile gear 27 and second is just taken turns 26 and connected, the second wave generator 24, second flexbile gear 25, second just wheel 26 to cooperatively interact work, the second flexbile gear 25 connects with the input end 71 of fluid coupling 7, and the output terminal of the output terminal 72 of fluid coupling 7 and overrunning clutch 3 32 and first is just taken turns 23 and connected, the input end 31 of overrunning clutch 3, second wave generator 24 and the 3rd wave generator 29 connect with fixed element.
Before engine start, be separated empty gear mechanism 5, engage magnetic clutch 10, the input power of starter motor is delivered to the first wave generator 21 through starter gear pair 9, first wave generator 21 is delivered to the first flexbile gear 22, first flexbile gear 22 again and is delivered to input shaft 1 by the input end 51 of output gear wheel set 8, empty gear mechanism 5, magnetic clutch 10 and starting gear pair 11, then is delivered on engine crankshaft, when the starting force produced is enough to overcome engine start resistance, engine start.
After engine start, engage empty gear mechanism 5, be separated magnetic clutch 10, first wave generator 21 is being delivered to this power through input shaft 1 and free wheel device 12 by motor, be delivered to the first flexbile gear 22, first flexbile gear 22 is delivered to the input end 51 of sky gear mechanism 5 again by output gear wheel set 8, the input end 51 of empty gear mechanism 5 splits into two-way again, and a road is delivered to output shaft 4 of the present invention, input gear pair 6 of separately leading up to is delivered to the 3rd and just takes turns 28, 3rd has just taken turns 28 again by the 3rd flexbile gear 27, second firm wheel 26 and the second flexbile gear 25 are delivered to fluid coupling 7, fluid coupling 7 is delivered to first again and just takes turns 23, be delivered to first just taken turns the power of 23 and be delivered to the power of the first wave generator 21 by motor through input shaft 1 and free wheel device 12, then all be delivered to the first flexbile gear 22, first flexbile gear 22 constantly carries out the iterative cycles of speed change again between each element, wherein, the output speed of fluid coupling 7 constantly input power, the change of running resistance and infinitely speed change, thus the output speed of the first flexbile gear 22 is also constantly changed, and be passed to output shaft 4 of the present invention by output gear wheel set 8 and empty gear mechanism 5, thus achieve the power of motor is externally exported by output shaft 4.
For the present invention, when the rotating speed of input shaft 1 is constant, first flexbile gear 22, the first just moment of torsion of taking turns on 23 and output shaft 4 changes with the change of its rotating speed, rotating speed is lower, the moment of torsion be delivered on the firm wheel 23 of the first flexbile gear 22, first and output shaft 4 is larger, otherwise, then less, thus realize the present invention can with the difference of vehicle travel resistance, change the gear-driven fluid coupling of combined harmonic and the starter of moment and speed.
When the present invention uses, before engine start, be separated empty gear mechanism 5, engage magnetic clutch 10, the rotating speed of motor is zero, when starter motor starts, the input power of starter motor is delivered to the first wave generator 21 through starter gear pair 9, wherein, flow into first owing to now there is no power and just take turns 23, and the input end 31 of fixing overrunning clutch 3 connects with fixed element, play restriction to turn to, what make first just wheel 23 can not be contrary with motor turns to rotation, rotating speed is zero, now, be delivered to the power of the first wave generator 21, then be delivered to the first flexbile gear 22, first flexbile gear 22 is again by output gear wheel set 8, the input end 51 of empty gear mechanism 5, magnetic clutch 10 and starting gear pair 11 are delivered to input shaft 1, be delivered to again on engine crankshaft, when the starting force produced is enough to overcome engine start resistance, engine start.
After engine start, 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, engage empty gear mechanism 5, be separated magnetic clutch 10, the rotating speed of output shaft 4 is zero, the input power of motor is through input shaft 1 and free wheel device 12, be delivered to the first wave generator 21, wherein, flow into first owing to now there is no power and just take turns 23, and the input end 31 of fixing overrunning clutch 3 connects with fixed element, play restriction to turn to, what make first just wheel 23 can not be contrary with motor turns to rotation, rotating speed is zero, now, first wave generator 21 is being delivered to this power through input shaft 1 and free wheel device 12 by motor, be delivered to the first flexbile gear 22, first flexbile gear 22 is delivered to the input end 51 of sky gear mechanism 5 again by output gear wheel set 8, the input end 51 of empty gear mechanism 5 splits into two-way again, one tunnel is delivered to output shaft 4 of the present invention, input gear pair 6 of separately leading up to is delivered to the 3rd and just takes turns 28, 3rd has just taken turns 28 again by the 3rd flexbile gear 27, second firm wheel 26 and the second flexbile gear 25 are delivered to fluid coupling 7, fluid coupling 7 is delivered to first again and just takes turns 23, be delivered to first just taken turns the power of 23 and be delivered to the power of the first wave generator 21 by motor through input shaft 1 and free wheel device 12, then all be delivered to the first flexbile gear 22, first flexbile gear 22 constantly carries out the iterative cycles of speed change again between each element, wherein, the output speed of fluid coupling 7 is the infinitely speed change along with the change of running resistance constantly, thus the output speed of the first flexbile gear 22 is also constantly changed, and be passed to output shaft 4 of the present invention by output gear wheel set 8 and empty gear mechanism 5, thus the moment of torsion of output shaft 6 is reduced along with the increase of rotating speed.
Embodiment two:
As shown in Figure 2, the gear-driven fluid coupling of a kind of combined harmonic, comprises input shaft 1, overrunning clutch 3, free wheel device 4, output shaft 5, input gear pair 6, fluid coupling 7, output gear wheel set 8, is provided with the first wave generator 21 between described input shaft 1 and output shaft 5, first flexbile gear 22, first just takes turns 23, second wave generator 24, second flexbile gear 25, second just takes turns 26, 3rd flexbile gear 27, 3rd just takes turns 28, 3rd wave generator 29, input shaft 1 connects with the 3rd wave generator 29, the input end 31 of overrunning clutch 3 connects with input shaft 1 and the first wave generator 21, the input end 71 of fluid coupling 7 connects with the output terminal 42 of the output terminal 32 of overrunning clutch 3 and free wheel device 4, the output terminal 72 and first of fluid coupling 7 is just taken turns 23 and is connected, the input end 41 of free wheel device 4 connects with the second flexbile gear 25, the first wave generator 21, first flexbile gear 22, first just wheel 23 to cooperatively interact work, first flexbile gear 22 connects with the input gear 81 of output gear wheel set 8, the output gear 82 of output gear wheel set 8 connects with the input gear 61 of input gear pair 6, the output gear 62 of input gear pair 6 and second just take turns 26 and the 3rd and has just been taken turns 28 and connect, the second wave generator 24, second flexbile gear 25, second just wheel 26 to cooperatively interact work, the second wave generator 24 is affixed with fixed element, the 3rd flexbile gear 27, 3rd just takes turns 28, 3rd wave generator 29 cooperatively interacts work, and the 3rd flexbile gear 27 connects with output shaft 5.
First wave generator 21, first has just taken turns 23 being delivered to respective power flow concentration in the first flexbile gear 22, just take turns 23 due to fluid coupling 7 and first to connect, so the rotating speed of the first firm wheel 23 can constantly change along with the change of fluid coupling 7 rotating speed, thus the rotating speed of the first flexbile gear 22 is also changed thereupon.
Input power splits into two-way through input shaft 1, one tunnel is delivered to the 3rd wave generator 29, another road splits into two-way again through overrunning clutch 3, one tunnel is delivered to the first wave generator 21, another road is delivered to first through fluid coupling 7 and just takes turns 23, first wave generator 21, first has just taken turns 23 being delivered to respective power flow concentration in the first flexbile gear 22, first flexbile gear 22 is delivered to input gear pair 6 by output gear wheel set 8 again, input gear pair 6 splits into two-way again, one tunnel is delivered to the 3rd and just takes turns 28, now, 3rd just takes turns 28, 3rd wave generator 29 is being delivered to respective power the 3rd flexbile gear 27, 3rd flexbile gear 27 is passed to output shaft 5 of the present invention, thus achieve the power of motor is externally exported by output shaft 5.
When the input power of motor increase or the drag reduction of output shaft 5 time, the power that another road is delivered to the second firm wheel 26 increases thereupon, second has just taken turns 26 power transimission to the second flexbile gear 25, second flexbile gear 25 is again by free wheel device 4, fluid coupling 7 is delivered to first and just takes turns 23, namely the input power of the first firm wheel 23 increases thereupon, first wave generator 21, first has just taken turns 23 being delivered to respective power flow concentration in the first flexbile gear 22, first flexbile gear 22 repeats said process again, the rotating speed be delivered on the 3rd firm wheel 28 is constantly changed, 3rd just takes turns 28, 3rd wave generator 29 is being delivered to respective power the 3rd flexbile gear 27, 3rd flexbile gear 27 is delivered to output shaft 5 of the present invention, thus achieve the power of motor is externally exported by output shaft 5.
For the present invention, when the rotating speed of input shaft 1 is constant, 3rd rotating speed just on wheel 28 then changes along with the difference of vehicle input power or running resistance, resistance is lower, be delivered to the 3rd rotating speed of just having taken turns on 28 higher, otherwise, then lower, thus realize the present invention can the change speed gear-driven fluid coupling of combined harmonic along with the difference of vehicle input power or running 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 5 is zero, the input power of motor splits into two-way through input shaft 1, one tunnel is delivered to the 3rd wave generator 29, another road splits into two-way again through overrunning clutch 3, one tunnel is delivered to the first wave generator 21, another road is delivered to first through fluid coupling 7 and just takes turns 23, first wave generator 21, first has just taken turns 23 being delivered to respective power flow concentration in the first flexbile gear 22, first flexbile gear 22 is delivered to input gear pair 6 by output gear wheel set 8 again, input gear pair 6 splits into two-way again, one tunnel is delivered to the 3rd and just takes turns 28, now, 3rd just takes turns 28, 3rd wave generator 29 is being delivered to respective power the 3rd flexbile gear 27, 3rd flexbile gear 27 is passed to output shaft 5 of the present invention, thus achieve the power of motor is externally exported by output shaft 5.
When being delivered to the moment of torsion on output shaft 5, be transferred to through transmission system the tractive force that driving wheel produces to be enough to overcome garage resistance, automobile then starts to accelerate, now, when the drag reduction of output shaft 5, the power that another road is delivered to the second firm wheel 26 increases thereupon, second has just taken turns 26 power transimission to the second flexbile gear 25, second flexbile gear 25 is again by free wheel device 4, fluid coupling 7 is delivered to first and just takes turns 23, namely the input power of the first firm wheel 23 increases thereupon, first wave generator 21, first has just taken turns 23 being delivered to respective power flow concentration in the first flexbile gear 22, first flexbile gear 22 repeats said process again, the rotating speed be delivered on the 3rd firm wheel 28 is constantly changed, 3rd just takes turns 28, 3rd wave generator 29 is being delivered to respective power the 3rd flexbile gear 27, 3rd flexbile gear 27 is delivered to output shaft 5 of the present invention, when being delivered to the moment of torsion on output shaft 5, be transferred to through transmission system the tractive force that driving wheel produces to be enough to overcome garage resistance further, automobile then continues to accelerate, the rotating speed of the output terminal 32 of fluid coupling 3 also raises gradually, the rotating speed of the be connected with it first firm wheel 23 also raises thereupon gradually, thus make the first flexbile gear 22, 3rd firm rotating speed of taking turns on 28 and output shaft 5 constantly raises thereupon increasing.