CN102537272B - Differential and transfer case for 4 wheel driven amphibious vehicle - Google Patents
Differential and transfer case for 4 wheel driven amphibious vehicle Download PDFInfo
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- CN102537272B CN102537272B CN201210055540.0A CN201210055540A CN102537272B CN 102537272 B CN102537272 B CN 102537272B CN 201210055540 A CN201210055540 A CN 201210055540A CN 102537272 B CN102537272 B CN 102537272B
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Abstract
The invention discloses a differential and transfer case for a 4 wheel driven amphibious vehicle, which includes a case body, wherein a power input shaft is arranged at the front part of the case body along the front-rear horizontal direction; the middle part of the power input shaft is mounted on the case body through a bearing; the front part of the power input shaft forwards extends out of the case body; a first duplicate gear is fixedly sleeved at the rear end of the power input shaft in the case body; a front gear of the first duplicate gear is engaged with a first transmission gear; the first transmission gear is fixedly sleeved at the front part of a transmission shaft; the first transmission shaft is rotatably mounted in the case body along the front-rear horizontal direction; a second transmission gear is fixedly sleeved at the rear part of the first transmission shaft; the second transmission gear is engaged with a rear gear of a second duplicate gear; the second duplicate gear is rotatably sleeved at the front part of a middle and rear power output shaft; and the middle and rear power output shaft and the power input shaft are coaxially arranged. The differential and transfer case for the 4 wheel driven amphibious vehicle has compact structure, stable performance, high transmission efficiency and low energy consumption, is safe and reliable, and can effectively improve the trafficability of the vehicles.
Description
Technical field
The present invention relates to a kind of 4 wheel driven amphibious vehicle differential transfer case.
Background technique
The differential transfer case of existing amphibious vehicle normally adopts the transfer case of automobile, owing to lacking the pto＝power take-off of direct driving hydraulic jet propulsion, also need to arrange again a set of transmission system and remove to drag hydraulic jet propulsion, cause thus the project organization of car load comparatively complicated, rate of fault is higher, and transmission efficiency is lower, and then causes the oil consumption of vehicle higher, passing capacity is lower, and adaptability is poor.
Summary of the invention
The object of the present invention is to provide a kind of compact structure, stable performance, safe and reliable, transmission efficiency is high, and energy consumption is low, can effectively improve the 4 wheel driven amphibious vehicle differential transfer case of the passing capacity of vehicle.
4 wheel driven amphibious vehicle differential transfer case of the present invention, comprise casing, the front portion of casing is provided with power input shaft along front and back substantially horizontal, the middle part of power input shaft adopts bearing to be arranged on casing, casing is stretched out forward in the front portion of power input shaft, the rear end suit that is positioned at casing on power input shaft is fixed with the first duplicate gear, the front gear of the first duplicate gear is meshed with the first driving gear, the first driving gear suit is fixed on the front portion of the first transmission shaft, the first transmission shaft can be arranged in described casing rotationally along front and back substantially horizontal, the rear portion suit of the first transmission shaft is fixed with the second driving gear, the second driving gear is meshed with the backgear of the second duplicate gear, the second duplicate gear can be sleeved on the front portion of middle rear power output shaft rotationally, middle rear power output shaft and described power input shaft concentric arrange, middle rear power output shaft can be arranged on described casing rotationally, casing is stretched out at the rear portion of middle rear power output shaft backward, the front gear of described the second duplicate gear can be meshed with the rear portion of the first internal gear, the first internal gear is meshed with driving driving gear waterborne, driving driving gear suit waterborne is fixed on the front end of described middle rear power output shaft, the backgear of described the first duplicate gear can be meshed with the front portion of the first internal gear, the first internal gear can be along fore-and-aft direction the backgear at the first duplicate gear, on the front gear of driving driving gear waterborne and described the second duplicate gear, slide, the first internal gear is connected with the piston rod of the first driving oil cylinder by connecting rod, first drives oil cylinder to be fixed on along front and back level side on the outer side wall of described casing, the middle part of described middle rear power output shaft can be set with the 3rd duplicate gear rotationally, the rear side suit that is positioned at the 3rd duplicate gear on middle rear power output shaft is fixed with live axle driven gear, live axle driven gear is meshed with the rear portion of secondary annulus, the front portion of secondary annulus can be meshed with the backgear of the 3rd duplicate gear, secondary annulus can slide along fore-and-aft direction on the backgear of the 3rd duplicate gear and described live axle driven gear, secondary annulus is connected with the piston rod of the second driving oil cylinder by pull bar, second drives oil cylinder to be fixed on along front and back level side on the outer side wall of described casing,
The front gear of described the 3rd duplicate gear is meshed with planet carrier actuation gear, planet carrier actuation gear suit is fixed on planet carrier, planet carrier can be arranged in described casing rotationally, substantially horizontal before and after the shaft axis of planet carrier is positioned at, on planet carrier, be provided with side by side the first differential mechanism and the second differential mechanism along fore-and-aft direction, the first front umbrella gear suit of the first differential mechanism is fixed on the rear end of the first front wheel driving axle sleeve, the first front wheel driving axle sleeve can be arranged in described casing rotationally along front and back substantially horizontal, the front end suit of the first front wheel driving axle sleeve is fixed with the first front gear, the first front gear is meshed with last gear, last gear set is fixed on the rear end of left front pto＝power take-off, the middle part of left front pto＝power take-off adopts bearing to be arranged on described casing, casing is stretched out forward in the front portion of left front pto＝power take-off,
The first rear umbrella gear suit of described the first differential mechanism is fixed on the front end of the first rear drive shaft, the first rear drive shaft can be arranged in described casing rotationally along front and back substantially horizontal, the first rear drive shaft and described the first front wheel driving axle sleeve concentric arrange, the front end suit of the first rear drive shaft is fixed with the first backgear, the first backgear is meshed with a rear gear, a rear gear set is fixed on the front end of left back pto＝power take-off, the middle part of left back pto＝power take-off adopts bearing to be arranged on described casing, and casing is stretched out at the rear portion of left back pto＝power take-off backward;
The second front umbrella gear suit of described the second differential mechanism is fixed on the front end of the second front wheel driving axle sleeve, the second front wheel driving axle sleeve rotationally concentric is sleeved on the outside of described the first rear drive shaft, the rear end suit of the second front wheel driving axle sleeve is fixed with the second backgear, the second backgear is meshed with rear two gears, rear two gear sets are fixed on the front end of right back pto＝power take-off, the middle part of right back pto＝power take-off adopts bearing to be arranged on described casing, and casing is stretched out at the rear portion of right back pto＝power take-off backward;
The second rear umbrella gear suit of described the second differential mechanism is fixed on the front end of the second rear driving axle sleeve, the second rear driving axle sleeve rotationally concentric is sleeved on the outside of described the second front wheel driving axle sleeve, the rear end suit of the second front wheel driving axle sleeve is fixed with the second driving gear, the second driving gear is meshed with the first two gear, the first two gear set is fixed on the rear end of right front pto＝power take-off, right front pto＝power take-off adopts bearing to be arranged on described casing, and casing is stretched out forward in the front portion of right front pto＝power take-off.
4 wheel driven amphibious vehicle differential transfer case of the present invention, in the endoporus of wherein said the first front wheel driving axle sleeve, concentric can be provided with axostylus axostyle slidingly back and forth, the outer end of axostylus axostyle is connected with the piston rod of push cylinder, push cylinder is arranged on described casing, the inner end of described axostylus axostyle is provided with interlocking gear, the front portion of interlocking gear is meshed with front internal gear, the rear end of front internal gear and described the first front umbrella gear is fixedly linked, the rear portion of interlocking gear can be meshed with rear internal gear, rear internal gear and front internal gear concentric arrange, and rear internal gear and described planet carrier are fixedly linked.
4 wheel driven amphibious vehicle differential transfer case of the present invention, wherein said left front pto＝power take-off stretches out forward casing by the left side of described casing front end, described right front pto＝power take-off stretches out forward casing by the right side of casing front end, described left back pto＝power take-off stretches out casing backward by the left side of box back, described right back pto＝power take-off stretches out casing backward by the right side of box back, and described middle rear power output shaft stretches out casing backward by the middle part of casing.
4 wheel driven amphibious vehicle differential transfer case of the present invention, wherein said left front pto＝power take-off, described right front pto＝power take-off and described left back pto＝power take-off lay respectively at the bottom of described casing, and described power input shaft and described middle rear power output shaft are positioned at the top of casing.
4 wheel driven amphibious vehicle of the present invention is used differential transfer case in use, the power input shaft rotating can rotate together with the first duplicate gear, the front gear of the first duplicate gear can promote the first driving gear and rotate, the first driving gear rotates with the first transmission shaft, second driving gear at the first transmission shaft rear portion also rotates thereupon together, the second driving gear promotes the backgear of the second duplicate gear, allow the second duplicate gear rotate, when the first internal gear travels forward under the driving of the first driving oil cylinder, the internal tooth while of the first internal gear is while being meshed with the backgear of the first duplicate gear and driving driving gear waterborne, the backgear of the first duplicate gear drives driving driving gear waterborne by the first internal gear, during driving driving gear waterborne drives, rear power output shaft rotates, when the motion backward under the driving of the first driving oil cylinder of the first internal gear, the internal tooth while of the first internal gear is while being meshed with the front gear of the second duplicate gear and driving driving gear waterborne, drive driving driving gear waterborne to rotate, during driving driving gear waterborne drives, rear power output shaft rotates.In the time using 4 wheel driven amphibious vehicle of the present invention need to travel in water by the 4 wheel driven amphicar of differential transfer case, can allow the second driving oil cylinder pushing secondary annulus move backward, allow secondary annulus depart from and to engage with the backgear of the 3rd duplicate gear, the outside outputting power of middle rear power output shaft.In the time using 4 wheel driven amphibious vehicle of the present invention need to travel on land by the 4 wheel driven amphicar of differential transfer case, can allow the second driving oil cylinder pushing secondary annulus travel forward, allow secondary annulus be meshed with the backgear of the 3rd duplicate gear, the backgear that live axle driven gear on middle rear power output shaft promotes the 3rd duplicate gear by secondary annulus rotates, the front gear of the 3rd duplicate gear can promote planet carrier actuation gear and rotate, planet carrier actuation gear drives planet carrier around the first front wheel driving axle sleeve, rotate in the axle center of the first rear drive shaft, and allow the first front umbrella gear of the first differential mechanism, the second front umbrella gear of the first rear umbrella gear and the second differential mechanism, the second rear umbrella gear rotates jointly, the first front umbrella gear is by the first front wheel driving axle sleeve, the left front pto＝power take-off of the first front gear and last gear drive rotates, the first rear umbrella gear is by the first rear drive shaft, the first backgear and the left back pto＝power take-off of a rear gear drive rotate, the second front umbrella gear is by the second front wheel driving axle sleeve, the second backgear and the right back pto＝power take-off of rear two gear drive rotate, the second rear umbrella gear is by the second rear driving axle sleeve, the right front pto＝power take-off of the second driving gear and the first two gear drive rotates, again by relevant transmission system, can allow and use the 4 wheel driven amphicar of 4 wheel driven amphibious vehicle differential transfer case of the present invention to move on land.Therefore, 4 wheel driven amphibious vehicle of the present invention has compact structure with differential transfer case, stable performance, and safe and reliable, transmission efficiency is high, and energy consumption is low, can effectively improve the feature of the passing capacity of vehicle.
Below in conjunction with accompanying drawing, 4 wheel driven amphibious vehicle of the present invention is described further with differential transfer case.
Brief description of the drawings
Fig. 1 is the drive mechanism schematic diagram of 4 wheel driven amphibious vehicle of the present invention differential transfer case.
Embodiment
As shown in Figure 1, 4 wheel driven amphibious vehicle differential transfer case of the present invention, comprise casing 1, the front portion of casing 1 is provided with power input shaft 2 along front and back substantially horizontal, the middle part of power input shaft 2 adopts bearing to be arranged on casing 1, casing 1 is stretched out forward in the front portion of power input shaft 2, the rear end suit that is positioned at casing 1 on power input shaft 2 is fixed with the first duplicate gear 3, the front gear of the first duplicate gear 3 is meshed with the first driving gear 4, the first driving gear 4 suits are fixed on the front portion of the first transmission shaft 5, the first transmission shaft 5 can be arranged in casing 1 rotationally along front and back substantially horizontal, the rear portion suit of the first transmission shaft 5 is fixed with the second driving gear 6, the second driving gear 6 is meshed with the backgear of the second duplicate gear 7, the second duplicate gear 7 can be sleeved on the front portion of middle rear power output shaft 8 rotationally, middle rear power output shaft 8 and power input shaft 2 concentric settings, middle rear power output shaft 8 can be arranged on casing 1 rotationally, casing 1 is stretched out at the rear portion of middle rear power output shaft 8 backward, the front gear of the second duplicate gear 7 can be meshed with the rear portion of the first internal gear 9, the first internal gear 9 is meshed with driving driving gear 10 waterborne, driving driving gear 10 suits waterborne are fixed on the front end of middle rear power output shaft 8, the backgear of the first duplicate gear 3 can be meshed with the front portion of the first internal gear 9, the first internal gear 9 can be along fore-and-aft direction the backgear at the first duplicate gear 3, on the front gear of driving driving gear 10 waterborne and the second duplicate gear 7, slide, the first internal gear 9 drives the piston rod of oil cylinder (not shown in FIG.) to be connected by connecting rod and first, first drives oil cylinder to be fixed on along front and back level side on the outer side wall of casing 1, the middle part of middle rear power output shaft 8 can be set with the 3rd duplicate gear 11 rotationally, the rear side suit that is positioned at the 3rd duplicate gear 11 on middle rear power output shaft 8 is fixed with live axle driven gear 12, live axle driven gear 12 is meshed with the rear portion of secondary annulus 13, the front portion of secondary annulus 13 can be meshed with the backgear of the 3rd duplicate gear 11, secondary annulus 13 can slide along fore-and-aft direction on the backgear of the 3rd duplicate gear 11 and live axle driven gear 12, secondary annulus 13 drives the piston rod of oil cylinder (not shown in FIG.) to be connected by pull bar and second, second drives oil cylinder to be fixed on along front and back level side on the outer side wall of casing 1,
The front gear of the backgear of above-mentioned the first duplicate gear 3, driving driving gear 10 waterborne and the second duplicate gear 7 is all identical gears of the design parameters such as modulus, the number of teeth, standard pitch diameter, and the backgear of the 3rd duplicate gear 11 and live axle driven gear 12 are all identical gears of the design parameters such as modulus, the number of teeth, standard pitch diameter;
The front gear of the 3rd duplicate gear 11 is meshed with planet carrier actuation gear 14, planet carrier actuation gear 14 suits are fixed on planet carrier 15, planet carrier 15 can be arranged in casing 1 rotationally, substantially horizontal before and after the shaft axis of planet carrier 15 is positioned at, on planet carrier 15, be provided with side by side the first differential mechanism and the second differential mechanism along fore-and-aft direction, the first front umbrella gear 16 suits of the first differential mechanism are fixed on the rear end of the first front wheel driving axle sleeve 17, the first front wheel driving axle sleeve 17 can be arranged in casing 1 rotationally along front and back substantially horizontal, the front end suit of the first front wheel driving axle sleeve 17 is fixed with the first front gear 18, the first front gear 18 is meshed with last gear 19, last gear 19 suits are fixed on the rear end of left front pto＝power take-off 20, the middle part of left front pto＝power take-off 20 adopts bearing to be arranged on casing 1, casing 1 is stretched out forward in the front portion of left front pto＝power take-off 20,
The first rear umbrella gear 21 suits of the first differential mechanism are fixed on the front end of the first rear drive shaft 22, the first rear drive shaft 22 can be arranged in casing 1 rotationally along front and back substantially horizontal, the first rear drive shaft 22 and the first front wheel driving axle sleeve 17 concentric settings, the front end suit of the first rear drive shaft 22 is fixed with the first backgear 23, the first backgear 23 is meshed with a rear gear 24, rear gear 24 suits are fixed on the front end of left back pto＝power take-off 25, the middle part of left back pto＝power take-off 25 adopts bearing to be arranged on casing 1, casing 1 is stretched out at the rear portion of left back pto＝power take-off 25 backward,
The second front umbrella gear 26 suits of the second differential mechanism are fixed on the front end of the second front wheel driving axle sleeve 27, the second front wheel driving axle sleeve 27 rotationally concentric is sleeved on the outside of the first rear drive shaft 22, the rear end suit of the second front wheel driving axle sleeve 27 is fixed with the second backgear 28, the second backgear 28 is meshed with rear two gears 29, rear two gear 29 suits are fixed on the front end of right back pto＝power take-off 30, the middle part of right back pto＝power take-off 30 adopts bearing to be arranged on casing 1, and casing 1 is stretched out at the rear portion of right back pto＝power take-off 30 backward;
The second rear umbrella gear 31 suits of the second differential mechanism are fixed on the front end of the second rear driving axle sleeve 32, the second rear driving axle sleeve 32 rotationally concentric is sleeved on the outside of the second front wheel driving axle sleeve 27, the rear end suit of the second front wheel driving axle sleeve 27 is fixed with the second driving gear 33, the second driving gear 33 is meshed with the first two gear 34, the first two gear 34 suit is fixed on the rear end of right front pto＝power take-off 35, right front pto＝power take-off 35 adopts bearing to be arranged on casing 1, and casing 1 is stretched out forward in the front portion of right front pto＝power take-off 35.
The second front umbrella gear 26 of the first front umbrella gear 16, the first rear umbrella gear 21 and second differential mechanism of above-mentioned the first differential mechanism, the second rear umbrella gear 31 be all identical umbrella gear of the design parameters such as modulus, the number of teeth, standard pitch diameter;
In the endoporus of above-mentioned the first front wheel driving axle sleeve 17, concentric can be provided with axostylus axostyle 36 slidingly back and forth, the outer end of axostylus axostyle 36 is connected with the piston rod of push cylinder (not shown in FIG.), push cylinder is arranged on casing 1, the inner end of axostylus axostyle 36 is provided with interlocking gear 37, the front portion of interlocking gear 37 is meshed with front internal gear 38, the rear end of front internal gear 38 and the first front umbrella gear 16 is fixedly linked, the rear portion of interlocking gear 37 can be meshed with rear internal gear 39, rear internal gear 39 and front internal gear 38 concentric settings, rear internal gear 39 is fixedly linked with planet carrier 15.In use, if do not need the first differential mechanism to occur differential, can allow push cylinder promote backward the gear 37 of interlocking, allow interlocking gear 37 be meshed with front internal gear 38 and rear internal gear 39, the first differential mechanism just there will not be differential simultaneously.
Above-mentioned front internal gear 38 and rear internal gear 39 are all identical internal gears of the design parameters such as modulus, the number of teeth, standard pitch diameter.
Above-mentioned left front pto＝power take-off 20 stretches out forward casing 1 by the left side of casing 1 front end, right front pto＝power take-off 35 stretches out forward casing 1 by the right side of casing 1 front end, left back pto＝power take-off 25 stretches out casing 1 backward by the left side of casing 1 rear end, right back pto＝power take-off 30 stretches out casing 1 backward by the right side of casing 1 rear end, and middle rear power output shaft 8 stretches out casing 1 backward by the middle part of casing 1.
Above-mentioned left front pto＝power take-off 20, right front pto＝power take-off 35 and left back pto＝power take-off 25 lay respectively at the bottom of casing 1, and power input shaft 2 and middle rear power output shaft 8 are positioned at the top of casing 1.
4 wheel driven amphibious vehicle of the present invention is used differential transfer case in use, the power input shaft 2 rotating can rotate together with the first duplicate gear 3, the front gear of the first duplicate gear 3 can promote the first driving gear 4 and rotate, the first driving gear 4 rotates with the first transmission shaft 5, second driving gear 6 at the first transmission shaft 5 rear portions also rotates thereupon together, the second 6 of driving gears promote the backgear of the second duplicate gear 7, allow the second duplicate gear 7 rotate, when the first internal gear 9 travels forward under the driving of the first driving oil cylinder, the internal tooth while of the first internal gear 9 is while being meshed with the backgear of the first duplicate gear 3 and driving driving gear 10 waterborne, the second duplicate gear 7 can dally on middle rear power output shaft 8, do not drive any parts, the backgear of the first duplicate gear 3 drives driving driving gear 10 waterborne by the first internal gear 9, during driving driving gear 10 waterborne drives, rear power output shaft 8 rotates, thereby obtain an output velocity ratio, when the motion backward under the driving of the first driving oil cylinder of the first internal gear 9, the internal tooth while of the first internal gear 9 is while being meshed with the front gear of the second duplicate gear 7 and driving driving gear 10 waterborne, drive driving driving gear 10 waterborne to rotate, during driving driving gear 10 waterborne drives, rear power output shaft 8 rotates, thereby obtain another output velocity ratio.
In the time using 4 wheel driven amphibious vehicle of the present invention need to travel in water by the 4 wheel driven amphicar of differential transfer case, can allow the second driving oil cylinder pushing secondary annulus 13 move backward, allow secondary annulus 13 depart from and to engage with the backgear of the 3rd duplicate gear 11, the 3rd duplicate gear 11 no longer rotates, and only has the outside outputting power of middle rear power output shaft 8.
In the time using 4 wheel driven amphibious vehicle of the present invention need to travel on land by the 4 wheel driven amphicar of differential transfer case, can allow the second driving oil cylinder pushing secondary annulus 13 travel forward, allow secondary annulus 13 be meshed with the backgear of the 3rd duplicate gear 11, the backgear that live axle driven gear 12 on middle rear power output shaft 8 promotes the 3rd duplicate gear 11 by secondary annulus 13 rotates, the front gear of the 3rd duplicate gear 11 can promote planet carrier actuation gear 14 and rotate, 14 of planet carrier actuation gears drive planet carrier 15 around the first front wheel driving axle sleeve 17, rotate in the axle center of the first rear drive shaft 22, and allow the first front umbrella gear 16 of the first differential mechanism, the second front umbrella gear 26 of the first rear umbrella gear 21 and the second differential mechanism, the second rear umbrella gear 31 rotates jointly, the first front umbrella gear 16 is by the first front wheel driving axle sleeve 17, the first front gear 18 and last gear 19 drive left front pto＝power take-off 20 to rotate, the first rear umbrella gear 21 is by the first rear drive shaft 22, the first backgear 23 and a rear gear 24 drive left back pto＝power take-off 25 to rotate, the second front umbrella gear 26 is by the second front wheel driving axle sleeve 27, the second backgear 28 and rear two gears 29 drive right back pto＝power take-off 30 to rotate, the second rear umbrella gear 31 is by the second rear driving axle sleeve 32, the second driving gear 33 and the first two gear 34 drive right front pto＝power take-off 35 to rotate, again by relevant transmission system, can allow and use the 4 wheel driven amphicar of 4 wheel driven amphibious vehicle differential transfer case of the present invention to move on land.
Embodiment recited above is described the preferred embodiment of the present invention; not scope of the present invention is limited; design under spiritual prerequisite not departing from the present invention; various distortion and improvement that the common engineers and technicians in related domain make technical solution of the present invention, all should fall in the definite protection domain of claims of the present invention.
Claims (4)
1. 4 wheel driven amphibious vehicle differential transfer case, it is characterized in that: comprise casing (1), the front portion of casing (1) is provided with power input shaft (2) along front and back substantially horizontal, the middle part of power input shaft (2) adopts bearing to be arranged on casing (1), casing (1) is stretched out forward in the front portion of power input shaft (2), the rear end suit that is positioned at casing (1) on power input shaft (2) is fixed with the first duplicate gear (3), the front gear of the first duplicate gear (3) is meshed with the first driving gear (4), the first driving gear (4) suit is fixed on the front portion of the first transmission shaft (5), the first transmission shaft (5) can be arranged in described casing (1) rotationally along front and back substantially horizontal, the rear portion suit of the first transmission shaft (5) is fixed with the second driving gear (6), the second driving gear (6) is meshed with the backgear of the second duplicate gear (7), the second duplicate gear (7) can be sleeved on the front portion of middle rear power output shaft (8) rotationally, middle rear power output shaft (8) and described power input shaft (2) concentric setting, middle rear power output shaft (8) can be arranged on described casing (1) rotationally, casing (1) is stretched out at the rear portion of middle rear power output shaft (8) backward, the front gear of described the second duplicate gear (7) can be meshed with the rear portion of the first internal gear (9), the first internal gear (9) is meshed with driving driving gear waterborne (10), driving driving gear waterborne (10) suit is fixed on the front end of described middle rear power output shaft (8), the backgear of described the first duplicate gear (3) can be meshed with the front portion of the first internal gear (9), the first internal gear (9) can be along fore-and-aft direction the backgear in the first duplicate gear (3), on the front gear of driving driving gear waterborne (10) and described the second duplicate gear (7), slide, the first internal gear (9) is connected with the piston rod of the first driving oil cylinder by connecting rod, first drives oil cylinder to be fixed on along front and back level side on the outer side wall of described casing (1), the middle part of described middle rear power output shaft (8) can be set with the 3rd duplicate gear (11) rotationally, the rear side suit that is positioned at the 3rd duplicate gear (11) on middle rear power output shaft (8) is fixed with live axle driven gear (12), live axle driven gear (12) is meshed with the rear portion of secondary annulus (13), the front portion of secondary annulus (13) can be meshed with the backgear of the 3rd duplicate gear (11), secondary annulus (13) can above slide at backgear and the described live axle driven gear (12) of the 3rd duplicate gear (11) along fore-and-aft direction, secondary annulus (13) is connected with the piston rod of the second driving oil cylinder by pull bar, second drives oil cylinder to be fixed on along front and back level side on the outer side wall of described casing (1),
The front gear of described the 3rd duplicate gear (11) is meshed with planet carrier actuation gear (14), planet carrier actuation gear (14) suit is fixed on planet carrier (15), planet carrier (15) can be arranged in described casing (1) rotationally, substantially horizontal before and after the shaft axis of planet carrier (15) is positioned at, planet carrier (15) is upper is provided with the first differential mechanism and the second differential mechanism side by side along fore-and-aft direction, the first front umbrella gear (16) suit of the first differential mechanism is fixed on the rear end of the first front wheel driving axle sleeve (17), the first front wheel driving axle sleeve (17) can be arranged in described casing (1) rotationally along front and back substantially horizontal, the front end suit of the first front wheel driving axle sleeve (17) is fixed with the first front gear (18), the first front gear (18) is meshed with last gear (19), last gear (19) suit is fixed on the rear end of left front pto＝power take-off (20), the middle part of left front pto＝power take-off (20) adopts bearing to be arranged on described casing (1), casing (1) is stretched out forward in the front portion of left front pto＝power take-off (20),
The first rear umbrella gear (21) suit of described the first differential mechanism is fixed on the front end of the first rear drive shaft (22), the first rear drive shaft (22) can be arranged in described casing (1) rotationally along front and back substantially horizontal, the first rear drive shaft (22) and described the first front wheel driving axle sleeve (17) concentric setting, the front end suit of the first rear drive shaft (22) is fixed with the first backgear (23), the first backgear (23) is meshed with a rear gear (24), a rear gear (24) suit is fixed on the front end of left back pto＝power take-off (25), the middle part of left back pto＝power take-off (25) adopts bearing to be arranged on described casing (1), casing (1) is stretched out at the rear portion of left back pto＝power take-off (25) backward,
The second front umbrella gear (26) suit of described the second differential mechanism is fixed on the front end of the second front wheel driving axle sleeve (27), the second front wheel driving axle sleeve (27) rotationally concentric is sleeved on the outside of described the first rear drive shaft (22), the rear end suit of the second front wheel driving axle sleeve (27) is fixed with the second backgear (28), the second backgear (28) is meshed with rear two gears (29), rear two gears (29) suit is fixed on the front end of right back pto＝power take-off (30), the middle part of right back pto＝power take-off (30) adopts bearing to be arranged on described casing (1), casing (1) is stretched out at the rear portion of right back pto＝power take-off (30) backward,
The second rear umbrella gear (31) suit of described the second differential mechanism is fixed on the front end of the second rear driving axle sleeve (32), the second rear driving axle sleeve (32) rotationally concentric is sleeved on the outside of described the second front wheel driving axle sleeve (27), the rear end suit of the second front wheel driving axle sleeve (27) is fixed with the second driving gear (33), the second driving gear (33) is meshed with the first two gear (34), the first two gear (34) suit is fixed on the rear end of right front pto＝power take-off (35), right front pto＝power take-off (35) adopts bearing to be arranged on described casing (1), casing (1) is stretched out forward in the front portion of right front pto＝power take-off (35).
2. 4 wheel driven amphibious vehicle differential transfer case according to claim 1, it is characterized in that: in the endoporus of described the first front wheel driving axle sleeve (17), concentric can be provided with axostylus axostyle (36) slidingly back and forth, the outer end of axostylus axostyle (36) is connected with the piston rod of push cylinder, push cylinder is arranged on described casing (1), the inner end of described axostylus axostyle (36) is provided with interlocking gear (37), the front portion of interlocking gear (37) is meshed with front internal gear (38), front internal gear (38) is fixedly linked with the rear end of described the first front umbrella gear (16), the rear portion of interlocking gear (37) can be meshed with rear internal gear (39), rear internal gear (39) and front internal gear (38) concentric setting, rear internal gear (39) is fixedly linked with described planet carrier (15).
3. 4 wheel driven amphibious vehicle differential transfer case according to claim 2, it is characterized in that: described left front pto＝power take-off (20) stretches out forward casing (1) by the left side of described casing (1) front end, described right front pto＝power take-off (35) stretches out forward casing (1) by the right side of casing (1) front end, described left back pto＝power take-off (25) stretches out casing (1) backward by the left side of casing (1) rear end, described right back pto＝power take-off (30) stretches out casing (1) backward by the right side of casing (1) rear end, described middle rear power output shaft (8) stretches out casing (1) backward by the middle part of casing (1).
4. 4 wheel driven amphibious vehicle differential transfer case according to claim 3, it is characterized in that: described left front pto＝power take-off (20), described right front pto＝power take-off (35) and described left back pto＝power take-off (25) lay respectively at the bottom of described casing (1), described power input shaft (2) and described middle rear power output shaft (8) are positioned at the top of casing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210055540.0A CN102537272B (en) | 2012-03-06 | 2012-03-06 | Differential and transfer case for 4 wheel driven amphibious vehicle |
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| CN201210055540.0A CN102537272B (en) | 2012-03-06 | 2012-03-06 | Differential and transfer case for 4 wheel driven amphibious vehicle |
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| CN102537272A CN102537272A (en) | 2012-07-04 |
| CN102537272B true CN102537272B (en) | 2014-07-23 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US9797496B2 (en) * | 2016-01-15 | 2017-10-24 | Arvinmeritor Technology, Llc | Differential assembly with spider shaft retention |
| CN110094486A (en) * | 2018-01-27 | 2019-08-06 | 益阳天华两栖车艇有限公司 | A kind of transfer hydraulic clutch transmission case |
| CN108705908B (en) * | 2018-07-20 | 2020-04-24 | 江麓机电集团有限公司 | Integrated design crawler-type amphibious self-propelled pontoon bridge transfer case |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2500381A1 (en) * | 1981-02-23 | 1982-08-27 | Duret Pierre | Universal four wheel drive vehicle - has rear wheels driven from primary transmission with front driven by secondary chain transmission |
| CN2181424Y (en) * | 1993-11-18 | 1994-11-02 | 吴伟 | Amphibious automotive vehicle |
| WO2002018161A1 (en) * | 2000-08-26 | 2002-03-07 | Gibbs Technologies Ltd. | Amphibious vehicle |
| CN1446151A (en) * | 2000-08-10 | 2003-10-01 | 吉布斯技术有限公司 | Power train |
| CN101214782A (en) * | 2008-01-08 | 2008-07-09 | 陈荣标 | Land walking shaft device of amphibious automobile |
| US7762366B2 (en) * | 2008-02-05 | 2010-07-27 | Ford Global Technologies, Llc | Axle drive unit for a hybrid electric vehicle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011043211A (en) * | 2009-08-21 | 2011-03-03 | Gkn Driveline Japan Ltd | Power transmission device |
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2012
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2500381A1 (en) * | 1981-02-23 | 1982-08-27 | Duret Pierre | Universal four wheel drive vehicle - has rear wheels driven from primary transmission with front driven by secondary chain transmission |
| CN2181424Y (en) * | 1993-11-18 | 1994-11-02 | 吴伟 | Amphibious automotive vehicle |
| CN1446151A (en) * | 2000-08-10 | 2003-10-01 | 吉布斯技术有限公司 | Power train |
| WO2002018161A1 (en) * | 2000-08-26 | 2002-03-07 | Gibbs Technologies Ltd. | Amphibious vehicle |
| CN101214782A (en) * | 2008-01-08 | 2008-07-09 | 陈荣标 | Land walking shaft device of amphibious automobile |
| US7762366B2 (en) * | 2008-02-05 | 2010-07-27 | Ford Global Technologies, Llc | Axle drive unit for a hybrid electric vehicle |
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| CN102537272A (en) | 2012-07-04 |
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