Double differential type continuously variable transmission device
A technology of infinitely variable transmission and differential, applied in transmission parts, gear transmissions, belts/chains/gears, etc., can solve the problems of poor overload resistance and impact resistance, large slip rate, slow response to speed changes, etc. The effect of improving overload resistance and impact resistance, reducing slip rate and increasing power output
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[0061] Example one
[0062] The first differential and the second differential are both bevel gear differentials;
[0063] The transmission mechanism includes a first gear 5, a second gear 6, a third gear 7 and a fourth gear 8;
[0064] The input shaft 1 is connected to the first pot tooth 10 of the first differential through the first angle tooth 9;
[0065] The first gear 5 is arranged at an end away from the first cone 10 of the first differential, and the second gear 6 meshing with the first gear 5 is arranged at an end close to the second cone 12 of the second differential; The third gear 7 is arranged at an end close to the first cone 10 of the first differential, and the fourth gear 8 meshing with the third gear 7 is arranged at an end away from the second cone 12 of the second differential;
[0066] The output shaft 2 is connected to the second cone 12 of the second differential via the second angle tooth 11;
[0067] The relationship between the index circle diameter a of the f...
Example Embodiment
[0118] Example two
[0119] Such as figure 2 As shown, the first differential and the second differential are both sun gear differentials;
[0120] The transmission mechanism is the ring gear connecting portion 13 and the transmission shaft 14;
[0121] One end of the ring gear connecting portion 13 is fixedly connected to the first ring gear 18 of the first differential, and the other end is fixedly connected to the second ring gear 19 of the second differential;
[0122] One end of the transmission shaft 14 is fixedly connected to the first sun gear 20 of the first differential, and the other end is fixedly connected to the second sun gear 21 of the second differential;
[0123] The input shaft 1 is connected to the first planetary gear 15 of the first differential, and the output shaft 2 is connected to the second planetary gear 16 of the second differential;
[0124] Index circle diameter of the first sun gear 20 n 1 , The index circle diameter of the first ring gear 18 m 1 , The in...
Example Embodiment
[0152] Example three
[0153] Such as image 3 As shown, the first differential is a sun gear differential, and the second differential is a bevel gear differential;
[0154] The transmission mechanism includes a ring gear connecting portion 13 and a transmission shaft 14;
[0155] One end of the ring gear connecting portion 13 is fixedly connected to the first ring gear 18, and the other end is fixedly connected to the side gear of the second differential;
[0156] One end of the transmission shaft 14 is fixedly connected to the shaft center of the first sun gear 20, and the other end is fixedly connected to the other side gear of the second differential;
[0157] The input shaft 1 is connected to the first planetary gear 15, and the output shaft 2 is connected to the housing of the second differential;
[0158] Diameter of the index circle of the first ring gear 18 m 1 Diameter of the index circle with the first sun gear 20 n 1 The relationship is:
[0159] 0 1 / m 1 ) 1 / m 1 ) <1.
[016...
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