Summary of the invention
The present invention has overcome the deficiencies in the prior art, and is provided a kind of working life that extends motor and power train, simple in structure, the composite impeller type hydraulic torque converter of efficient energy-saving and stepless speed variator.
In order to realize object of the present invention, below the technical solution used in the present invention:
A kind of composite impeller type hydraulic torque converter, comprise input shaft (1), output gear wheel set (3), impeller Hydraulic torque converter (4), overrunning clutch (5), input gear pair (6), output shaft (7), between described input shaft (1) and output shaft (7), be provided with planetary pinion (20), input planet carrier (21), shunting bull gear (22), shunt little gear ring (23), connect bull gear (24), input small gear (25), fixed carrier (26), gear (27) confluxes, gear ring (28) confluxes, output planetary frame (29), input planet carrier (21) connects with input shaft (1), input planet carrier (21) is by the planetary pinion (20) on it and shunting bull gear (22), shunt little gear ring (23) cooperating, shunting bull gear (22) connects with the input gear (31) of output gear wheel set (3), the output gear (32) of output gear wheel set (3) connects with input small gear (25), fixed carrier (26) by the planetary pinion (20) on it with connect bull gear (24), input small gear (25) cooperating, connecting bull gear (24) connects with the gear that confluxes (27), shunting little gear ring (23) connects with the input end (41) of impeller Hydraulic torque converter (4), the output terminal (42) of impeller Hydraulic torque converter (4) connects with the input gear (61) of the input end (51) of overrunning clutch (5) and input gear pair (6), output terminal (52) and the fixed carrier (26) of overrunning clutch (5) connect with fixed element, the output gear (62) of input gear pair (6) connects with the gear ring that confluxes (28), output planetary frame (29) is by the planetary pinion on it (20) and the gear (27) that confluxes, gear ring (28) cooperating confluxes, output planetary frame (29) connects with output shaft (7).
A kind of composite impeller type hydraulic torque converter, comprise input shaft (1), output gear wheel set (3), impeller Hydraulic torque converter (4), overrunning clutch (5), input gear pair (6), output shaft (8), between described input shaft (1) and output shaft (7), be provided with planetary pinion (20), shunting planet carrier (21), input bull gear (22), shunt little gear ring (23), input planet carrier (24), connect shunting bull gear (25), connect the little gear ring of shunting (26), connect the gear ring (27) that confluxes, connect the gear (28) that confluxes, connect the planet carrier (29) that confluxes, planetary pinion (70) confluxes, input gear (71) confluxes, input bull gear (72) confluxes, output planetary frame (73) confluxes, input bull gear (22) connects with input shaft (1), shunting planet carrier (21) is by the planetary pinion (20) on it and input bull gear (22), shunt little gear ring (23) cooperating, shunting little gear ring (23) connects with input planet carrier (24), input planet carrier (24) is shunted bull gear (25) by the planetary pinion (20) on it with connecting, connect shunting little gear ring (26) cooperating, connecting shunting bull gear (25) connects with the input gear (31) of output gear wheel set (3), the output gear (32) of output gear wheel set (3) with connect the gear that confluxes (28) and the input gear that confluxes (71) and connect, shunting planet carrier (21) connects with the input end (41) that connects the little gear ring of shunting (26) and impeller Hydraulic torque converter (4), the output terminal (42) of impeller Hydraulic torque converter (4) connects with the input gear (61) of the input end (51) of overrunning clutch (5) and input gear pair (6), the output terminal (52) of overrunning clutch (5) connects with fixed element, the output gear (62) of input gear pair (6) with connect the planet carrier that confluxes (29) connect, connect conflux planet carrier (29) by the planetary pinion on it (20) with connect the gear ring that confluxes (27), connect gear (28) cooperating that confluxes, connecting the gear ring (27) that confluxes connects with the input bull gear (72) that confluxes, conflux output planetary frame (73) by the planetary pinion on it (70) and the input gear (71) that confluxes, input bull gear (72) cooperating confluxes, output planetary frame (73) output shaft (8) that confluxes connects.
Two elements that needs connect, can select direct connection, passed other element or striden across other element by the mode of connecting rod by the mode of quill shaft, and the element that two needs are connected links together.
When the present invention is applied to vehicle, can be according to Vehicle Driving Cycle time, be subject to the size of resistance, automatically change the variation of output torque and speed.
The present invention has advantages of following:
(1) power of the present invention is by gear ring, planetary pinion, planet carrier, gear transmission, thereby transmission power and transmission efficiency all greatly improve, and simple in structure, is easier to maintenance;
(2) bending moment of the present invention and speed change complete automatically, can realize high efficiency transmission, and except starting, can make motor work in optimum range, compared with other speed changer, under the prerequisite of motor equivalence, it has reduced the manufacture cost of motor;
(3) the present invention is turned round motor in economic speed region, namely in the speed range of very little disposal of pollutants, work, avoided motor in the time of idling and high speed operation, discharge large quantity of exhaust gas, thereby reduce 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 extend the working life of motor and power train, in addition, when running resistance increases, can make the automatic reduction of speed of vehicle, otherwise raising speed is conducive to improve the rideability of vehicle;
(5) the present invention makes input power uninterrupted, can ensure that vehicle has good acceleration and higher average speed, and the wearing and tearing of motor are reduced, and has extended interval mileage of major repair, has improved bus dispatching rate, is conducive to boost productivity.
In addition, the present invention is a kind of composite impeller type hydraulic torque converter that also can be used for various surface cars, boats and ships, railway locomotive, engineering machinery, various metallurgy, mine, oil, chemical industry, light industry, food, weaving, handling machinery, lathe, robot and military project.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail:
Embodiment one:
As shown in fig. 1, a kind of composite impeller type hydraulic torque converter, comprises input shaft 1, output gear wheel set 3, impeller Hydraulic torque converter 4, overrunning clutch 5, input gear pair 6, output shaft 7, is provided with planetary pinion 20 between described input shaft 1 and output shaft 7, input planet carrier 21, shunting bull gear 22, shunt little gear ring 23, connect bull gear 24, input small gear 25, fixed carrier 26, gear 27 confluxes, gear ring 28 confluxes, output planetary frame 29, input planet carrier 21 connects with input shaft 1, and input planet carrier 21 is by the planetary pinion 20 on it and shunting bull gear 22, shunt little gear ring 23 cooperatings, shunting bull gear 22 connects with the input gear 31 of output gear wheel set 3, the output gear 32 of output gear wheel set 3 with input small gear 25 and connect, fixed carrier 26 is passed through planetary pinion 20 on it and is connected bull gear 24, input small gear 25 cooperatings, connecting bull gear 24 connects with the gear 27 that confluxes, shunting little gear ring 23 connects with the input end 41 of impeller Hydraulic torque converter 4, the output terminal 42 of impeller Hydraulic torque converter 4 connects with the input gear 61 of the input end 51 of overrunning clutch 5 and input gear pair 6, output terminal 52 and the fixed carrier 26 of overrunning clutch 5 connect with fixed element, the output gear 62 of input gear pair 6 connects with the gear ring 28 that confluxes, and output planetary frame 29 is by the planetary pinion 20 on it and the gear 27 that confluxes, gear ring 28 cooperatings that conflux, output planetary frame 29 connects with output shaft 7.
The input power of motor flows into input planet carrier 21 through input shaft 1, and split into two-way by the planetary pinion 20 on input planet carrier 21, the first via, flow into shunting bull gear 22, flow into input small gear 25 through output gear wheel set 3 again, flow into and connect bull gear 24 by the planetary pinion 20 in fixed carrier 26 again, then flow into the gear 27 that confluxes; The second tunnel, flows into the little gear ring 23 of shunting, then flows into by impeller Hydraulic torque converter 4 and input gear secondary 6 gear ring 28 that confluxes.
Owing to confluxing, gear 27 and the gear ring 28 that confluxes are the elements that conflux, so flow into the first via conflux gear 27 power and flow into the conflux power of gear ring 28 of the second tunnel, conflux in output planetary frame 29, and be delivered to output shaft 7, thereby realized, the power of motor is externally exported by output shaft 7.
For composite impeller type hydraulic torque converter of the present invention, when the rotating speed of input shaft 1 constant, moment of torsion on output shaft 7 changes with the variation of its rotating speed, rotating speed is lower, moment of torsion on output shaft 7 is just larger, otherwise, less, thus realize the present invention and can change with the difference of Vehicle Driving Cycle resistance the composite impeller type hydraulic torque converter of moment and speed.
When composite impeller type hydraulic torque converter of the present invention uses, if the input power of motor, input speed with and load constant, the rotating speed and the moment of torsion that are input shaft 1 are constant, before vehicle starting, the rotating speed of output shaft 7 is zero, work as automobile starting, because of resistance larger, and due to the effect of overrunning clutch 5, gear ring 28 transfixions of confluxing, conflux 27 of gears be delivered to this moment of torsion by each element from input shaft 1, be delivered to again output planetary frame 29, make output planetary frame 29 reductions of speed increase square, and be delivered to output shaft 7, in the time that power train is transferred to the tractive force producing on driving wheel and is enough to overcome vehicle starting resistance, automobile starts to walk and starts to accelerate, in the time increasing power continuation acceleration or drag reduction, overrunning clutch 5 automatically terminates the control to gear ring 28 sense of rotation of confluxing, the input end 41 of impeller Hydraulic torque converter 4 and the speed discrepancy of output terminal 42 constantly reduce, the rotating speed of gear ring 28 of confluxing constantly increases, and converge speed in output planetary frame 29 with the rotating speed of the gear 27 that confluxes, the rotating speed of output planetary frame 29 is also constantly increased, and be transferred to output shaft 7, thereby realized, the power of motor is externally exported by output shaft 7.
Embodiment two:
As shown in Figure 2, a kind of composite impeller type hydraulic torque converter, comprises input shaft 1, output gear wheel set 3, impeller Hydraulic torque converter 4, overrunning clutch 5, input gear pair 6, output shaft 8, is provided with planetary pinion 20 between described input shaft 1 and output shaft 7, shunting planet carrier 21, input bull gear 22, shunt little gear ring 23, input planet carrier 24, connect shunting bull gear 25, connect the little gear ring 26 of shunting, connect the gear ring 27 that confluxes, connect the gear 28 that confluxes, connect the planet carrier 29 that confluxes, planetary pinion 70 confluxes, input gear 71 confluxes, input bull gear 72 confluxes, the output planetary frame 73 that confluxes, input bull gear 22 connects with input shaft 1, shunting planet carrier 21 by the planetary pinion 20 on it with input bull gear 22, shunt little gear ring 23 cooperatings, shunt little gear ring 23 and connect with input planet carrier 24, input planet carrier 24 is shunted bull gear 25 by the planetary pinion 20 on it with connecting, connect little gear ring 26 cooperatings of shunting, connecting shunting bull gear 25 connects with the input gear 31 of output gear wheel set 3, the output gear 32 of output gear wheel set 3 with connect conflux gear 28 and the input gear 71 that confluxes and connect, shunting planet carrier 21 connects with the input end 41 that connects the little gear ring 26 of shunting and impeller Hydraulic torque converter 4, the output terminal 42 of impeller Hydraulic torque converter 4 connects with the input gear 61 of the input end 51 of overrunning clutch 5 and input gear pair 6, the output terminal 52 of overrunning clutch 5 connects with fixed element, the output gear 62 of input gear pair 6 with connect the planet carrier 29 that confluxes and connect, connect conflux planet carrier 29 by the planetary pinion 20 on it with connect the gear ring 27 that confluxes, connect gear 28 cooperatings that conflux, connect the gear ring 27 that confluxes and connect with the input bull gear 72 that confluxes, the output planetary frame 73 that confluxes is by the planetary pinion 70 on it and the input gear 71 that confluxes, conflux and input bull gear 72 cooperatings, output planetary frame 73 output shafts 8 that conflux connect.
The input power of motor flows into input bull gear 22 through input shaft 1, and split into three tunnels, the first via, input bull gear 22 flows into shunting planet carrier 21 by the planetary pinion 20 on shunting planet carrier 21, flow into again impeller Hydraulic torque converter 4 and input gear pair 6, then inflow connects the planet carrier 29 that confluxes; The second tunnel, input bull gear 22 flows into the little gear ring 23 of shunting by the planetary pinion 20 on shunting planet carrier 21, flow into again input planet carrier 24, input planet carrier 24 is flowed into and is connected the little gear ring 26 of shunting by the planetary pinion 20 on it, flow into again impeller Hydraulic torque converter 4 and input gear pair 6, then inflow connects the planet carrier 29 that confluxes; Third Road, input bull gear 22 flows into the little gear ring 23 of shunting by the planetary pinion 20 on shunting planet carrier 21, flow into again input planet carrier 24, input planet carrier 24 is flowed into and is connected shunting bull gear 25 by the planetary pinion 20 on it, then is flowed into and connected conflux gear 28 and the input gear 71 that confluxes by output gear wheel set 3.
Due to connection conflux gear 28, to connect the planet carrier 29 that confluxes are the elements that conflux, and connect the power of the gear 28 that confluxes and flow into the power that the first via connects the planet carrier 29 that confluxes so flow into, conflux in the connection gear ring 27 that confluxes, then flow into the input bull gear 72 that confluxes.
Owing to confluxing, input gear 71 and the input bull gear 72 that confluxes are the elements that conflux, so flow into the power of the input gear 71 that confluxes and flow into conflux and input the power of bull gear 72, conflux in the output planetary frame 73 that confluxes, and be delivered to output shaft 8, thereby realized, the power of motor is externally exported by output shaft 8.
For the stepless speed variator of composite impeller type hydraulic torque converter of the present invention, when the rotating speed of input shaft 1 constant, moment of torsion on output shaft 8 changes with the variation of its rotating speed, rotating speed is lower, moment of torsion on output shaft 8 is just larger, otherwise, less, thus realize the present invention and can change with the difference of Vehicle Driving Cycle resistance the stepless speed variator of the composite impeller type hydraulic torque converter of moment and speed.
When the stepless speed variator of composite impeller type hydraulic torque converter of the present invention uses, if the input power of motor, input speed with and load constant, the rotating speed and the moment of torsion that are input shaft 1 are constant, before vehicle starting, the rotating speed of output shaft 8 is zero, work as automobile starting, because of resistance larger, and due to the effect of overrunning clutch 5, connect planet carrier 29 transfixions of confluxing, connect 28 of the gears of confluxing be delivered to this moment of torsion by each element from input shaft 1, be delivered to again and connect the gear ring 27 that confluxes, make to connect the gear ring 27 reductions of speed increasing squares that conflux, be delivered to again the input bull gear 72 that confluxes, and conflux in the output planetary frame 73 that confluxes with the moment of torsion that is delivered to the input gear 71 that confluxes, finally be delivered to output shaft 8, in the time that power train is transferred to the tractive force producing on driving wheel and is enough to overcome vehicle starting resistance, automobile starts to walk and starts to accelerate, in the time increasing power continuation acceleration or drag reduction, overrunning clutch 5 automatically terminates the control to connecting planet carrier 29 sense of rotation of confluxing, the input end 41 of impeller Hydraulic torque converter 4 and the speed discrepancy of output terminal 42 constantly reduce, the rotating speed that connects the planet carrier 29 that confluxes constantly increases, and converge speed in the connection gear ring 27 that confluxes with the rotating speed that connects the gear 28 that confluxes, the rotating speed that connects the gear ring 27 that confluxes is also constantly increased, conflux and input the also constantly increase of rotating speed of bull gear 72, converge speed in the output planetary frame 73 that confluxes with the rotating speed of the input gear 71 that confluxes again, and be transferred to output shaft 8, thereby realized, the power of motor is externally exported by output shaft 8.