CN210118421U - Front and rear drive transfer case assembly - Google Patents
Front and rear drive transfer case assembly Download PDFInfo
- Publication number
- CN210118421U CN210118421U CN201821793211.5U CN201821793211U CN210118421U CN 210118421 U CN210118421 U CN 210118421U CN 201821793211 U CN201821793211 U CN 201821793211U CN 210118421 U CN210118421 U CN 210118421U
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- gear
- shaft
- front driving
- low
- input
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- 125000006850 spacer group Chemical group 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000003921 oil Substances 0.000 abstract description 20
- 239000010687 lubricating oil Substances 0.000 abstract description 7
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a front and rear drive transfer case assembly, which comprises a shell, wherein one side of the shell is provided with an input front end cover, the other side is provided with a side cover plate, a skeleton type oil seal is arranged between the input front end cover and a flange, a first conical bearing is arranged between the input front end cover and an input gear shaft, a flange gasket is arranged between the flange and the input gear shaft, a second conical bearing is arranged between the input gear shaft and the side cover plate, the outer side of the input gear shaft is provided with an input rear end cover, the lower end of the input gear shaft is connected with a middle gear, the middle gear is connected with a middle gear shaft through a half-circle key, the two sides of one end of the middle gear shaft are respectively provided with a third conical bearing, the outer side of the middle gear shaft is provided with a first middle end cover, the two sides of the other end, the gear is contacted with the oil level, and the phenomenon that the bearing of the inner hole of the gear lacks lubricating oil is not easy to cause.
Description
Technical Field
The utility model relates to a drive transfer case technical field specifically is a preceding, back drive transfer case assembly.
Background
The original transfer case assembly is shifted to change high, low-speed gear on the input shaft, and the main defect is high, low gear easily lacks lubricating oil when moving, causes fragile gear and bearing, because transfer case adds the third of oil charge in the transfer case volume, and high, low-speed gear causes the lubricating oil phenomenon of lacking easily at the top of transfer case.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a preceding, back drive transfer case assembly to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a front and rear drive transfer case assembly comprises a shell, wherein one side of the shell is provided with an input front end cover, the other side of the shell is provided with a side cover plate, a first skeleton type oil seal is arranged between the input front end cover and a flange, a first conical bearing is arranged between the input front end cover and an input gear shaft, a first flange gasket is arranged between the flange and the input gear shaft, a second conical bearing is arranged between the input gear shaft and the side cover plate, the outer side of the input gear shaft is provided with an input rear end cover, the lower end of the input gear shaft is connected with an intermediate gear, the intermediate gear is connected with an intermediate gear shaft through a half-round key, the two sides of one end of the intermediate gear shaft are respectively provided with a third conical bearing, the outer side of the intermediate gear shaft is provided with a first intermediate end cover, the two sides of the other end of the intermediate gear shaft, set up first bearing between high-speed fender gear lower extreme and the back drive integral key shaft, the first bearing outside sets up high-speed fender gear gasket, back drive integral key shaft one end both sides set up fifth conical bearing, back drive integral key shaft one end sets up first back drive rear end cap, back drive integral key shaft both sides set up the slip tooth cover, set up second bearing between low-speed fender gear and the back drive integral key shaft, the second bearing outside sets up first low-speed fender gear gasket, back drive integral key shaft other end both sides set up sixth conical bearing, set up odometer driving gear spacer between back drive integral key shaft and the odometer driving gear, the odometer driving gear outside still sets up and keeps off the oil film.
Preferably, the device also comprises a front driving seat and a front driving cylinder seat, wherein a front driving shifting fork is arranged in the front driving seat, a first 0-shaped ring is arranged between the front driving cylinder seat and the front driving positioning sleeve, a second O-shaped ring is arranged between the front driving positioning sleeve and the front driving shifting fork shaft, a third O-shaped ring is arranged between the front driving cylinder seat and the front driving shifting fork shaft, the front driving shifting fork is connected with the front driving shifting fork shaft, the lower end of the front driving shifting fork is clamped in the front driving sliding gear sleeve, one side of the front driving sliding gear sleeve is provided with a spacer bush, one side of the spacer bush is provided with a bearing, the bearing is arranged at two sides of the front driving shaft, a second framework type oil seal is arranged between the front driving shaft and the front driving end cover, and second flange gaskets are arranged on two sides of the front driving shaft, seventh conical bearings are arranged on two sides of the other end of the front driving shaft, and a third needle bearing is arranged on the front driving shaft.
Preferably, the front driving device further comprises a front driving output shaft, the front driving shaft is connected with the front driving output shaft, second sliding gear sleeves are arranged on two sides of the front driving output shaft, second low-speed gear wheels are arranged on two sides of the front driving output shaft, a fourth needle bearing is arranged between the second low-speed gear wheels and the front driving output shaft, a second low-speed gear gasket is arranged on the outer side of the front driving output shaft, an eighth conical bearing is arranged on the outer side of the second low-speed gear gasket, a second rear driving rear end cover is arranged on the outer side of the eighth conical bearing, a high-low gear shifting fork shaft is connected to the lower end of the front driving output shaft, the high-low gear shifting fork shaft is arranged in the high-low gear shifting fork shaft positioning seat, a shifting fork is arranged on the high-low gear shifting fork shaft, a fourth O-shaped ring is arranged between one end of the high-low gear shifting fork shaft and a high-low gear piston, and a fifth O-shaped, set up sixth O shape circle between high-low gear cylinder block and the high-low gear declutch shift shaft, high-low gear cylinder block one side sets up high-low gear cylinder end cover, set up the air pipe connector on the high-low gear cylinder end cover, high-low gear declutch shift shaft upper end is still through steel ball, spring coupling screw.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses structural design is novel, changes the gear of height, low-speed into shifting on the middle transition axle, and the gear has the contact oil level, and the difficult bearing that causes the gear hole lacks lubricating oil phenomenon. In addition, an oil pump structure for pumping oil is also arranged, and lubricating oil is input into inner holes of the high-speed gear and the low-speed gear through oil pipes, so that the lubricating performance of the gears is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a housing; 2. an input front end cover; 3. a side cover plate; 4. a flange; 5. a first framework oil seal; 6. an input gear shaft; 7. a first conical bearing; 8. a first flange gasket; 9. a second conical bearing; 10. Inputting a rear end cover; 11. an intermediate gear; 12. a semicircular key; 13. an intermediate gear shaft; 14. a third conical bearing; 15. a first intermediate end cap; 16. a fourth conical bearing; 17. a second intermediate end cap; 18. a high-speed gear; 19. a first low-speed gear; 20. a rear drive spline shaft; 21. a first needle bearing; 22. a high-speed gear wheel spacer; 23. a fifth conical bearing; 24. a first rear drive rear end cap; 25. a sliding gear sleeve; 26. A second needle bearing; 27. a first low-speed gear spacer; 28. a sixth conical bearing; 29. an odometer drive gear; 30. a driving gear spacer sleeve of the odometer; 31. an oil baffle sheet; 32. a front drive seat; 33. a front drive cylinder block; 34. a front drive fork; 35. a front drive positioning sleeve; 36. a first 0-shaped ring; 37. a front drive fork shaft; 38. a second O-ring; 39. a third O-ring; 40. a bearing; 41. a front drive end cap; 42. a second framework type oil seal; 43. a second flange gasket; 44. a seventh conical bearing; 45. a third needle bearing; 46. a front drive output shaft; 47. a second sliding gear sleeve; 48. a second low-speed gear; 49. a fourth needle bearing; 50. a second low-speed gear spacer; 51. an octaconical bearing; 52. a second rear drive rear end cap; 53. a high-low gear shift fork shaft; 54. a high-low gear shifting fork shaft positioning seat; 55. a shifting fork; 56. a high-low gear piston; 57. a fourth O-ring; 58. a high-low gear cylinder block; 59. a fifth O-ring; 60. a sixth O-ring; 61. a high-low gear cylinder end cover; 62. a gas pipe joint; 63. a steel ball; 64. a spring; 65. a front driving sliding gear sleeve; 66. and (4) a spacer bush.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a front and rear drive transfer case assembly comprises a shell 1, wherein one side of the shell 1 is provided with an input front end cover 2, the other side of the shell is provided with a side cover plate 3, a first framework type oil seal 5 is arranged between the input front end cover 2 and a flange 4, a first conical bearing 7 is arranged between the input front end cover 2 and an input gear shaft 6, a first flange gasket 8 is arranged between the flange 4 and the input gear shaft 6, a second conical bearing 9 is arranged between the input gear shaft 6 and the side cover plate 3, an input rear end cover 10 is arranged on the outer side of the input gear shaft 6, the lower end of the input gear shaft 6 is connected with an intermediate gear 11, the intermediate gear 11 is connected with an intermediate gear shaft 13 through a half-round key 12, two sides of one end of the intermediate gear shaft 13 are respectively provided with a third conical bearing 14, a first intermediate end cover 15 is arranged on the, a second middle end cover 17 is arranged on the outer side of the middle gear shaft 13, the lower end of the middle gear 11 is connected with a high-speed gear 18, the lower end of the middle gear shaft 13 is connected with a first low-speed gear 19, a first needle bearing 21 is arranged between the lower end of the high-speed gear 18 and the rear drive spline shaft 20, a high-speed gear gasket 22 is arranged on the outer side of the first needle bearing 21, fifth conical bearings 23 are arranged on two sides of one end of the rear drive spline shaft 20, a first rear drive rear end cover 24 is arranged on one end of the rear drive spline shaft 20, sliding gear sleeves 25 are arranged on two sides of the rear drive spline shaft 20, a second needle bearing 26 is arranged between the low-speed gear 19 and the rear drive spline shaft 20, a first low-speed gear gasket 27 is arranged on the outer side of the second needle bearing 26, sixth conical bearings 28 are arranged on two sides of the other, an oil baffle 31 is arranged outside the odometer driving gear 29.
The utility model discloses a, still include front drive seat 32 and front drive cylinder seat 33, front drive shift fork 34 is set up to front drive seat 32 inside, set up first 0 shape circle 36 between front drive cylinder seat 33 and the front drive position sleeve 35, set up second O shape circle 38 between front drive position sleeve 35 and the front drive shift fork axle 37, set up third O shape circle 39 between front drive cylinder seat 33 and the front drive shift fork axle 37, front drive shift fork 34 connects front drive shift fork axle 37, front drive shift fork 34 lower extreme joint is in front drive slip tooth cover 65, front drive slip tooth cover 65 one side sets up spacer 66, spacer 66 one side sets up bearing 40, bearing 40 sets up in front drive axle both sides, set up second skeleton type oil blanket 42 between front drive axle and the front drive end cover 41, front drive axle both sides still set up second flange gasket 43, and seventh conical bearings 44 are arranged on two sides of the other end of the front driving shaft, and a third needle bearing 45 is further arranged on the front driving shaft.
In addition, in the utility model, the front driving shaft is connected with the front driving output shaft 46, the second sliding gear sleeve 47 is arranged on two sides of the front driving output shaft 46, the second low-speed gear 48 is arranged on two sides of the front driving output shaft 46, the fourth needle bearing 49 is arranged between the second low-speed gear 48 and the front driving output shaft 46, the second low-speed gear gasket 50 is arranged on the outer side of the front driving output shaft 46, the eighth conical bearing 51 is arranged on the outer side of the second low-speed gear gasket 50, the second rear driving rear end cover 52 is arranged on the outer side of the eighth conical bearing 51, the lower end of the front driving output shaft 46 is connected with the high-low gear shift shaft 53, the high-low gear shift shaft 53 is arranged in the high-low gear shift shaft positioning seat 54, the high-low gear shift shaft 53 is provided with the shift fork 55, a fourth O-shaped ring 57 is arranged between one end of the high-low gear shift shaft 53 and the high-low, a fifth O-shaped ring 59 is arranged between the high-low gear piston 56 and the high-low gear cylinder block 58, a sixth O-shaped ring 60 is arranged between the high-low gear cylinder block 58 and the high-low gear shifting fork shaft 53, a high-low gear cylinder end cover 61 is arranged on one side of the high-low gear cylinder block 58, an air pipe joint 62 is arranged on the high-low gear cylinder end cover 61, and the upper end of the high-low gear shifting fork shaft 53 is connected with a screw through a steel ball 63 and a spring 64.
To sum up, the utility model discloses structural design is novel, changes the gear of height, low-speed into shifting on the middle transition axle, and the gear has the contact oil level, is difficult for causing the bearing of gear hole to lack lubricating oil phenomenon. In addition, an oil pump structure for pumping oil is also arranged, and lubricating oil is input into inner holes of the high-speed gear and the low-speed gear through oil pipes, so that the lubricating performance of the gears is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. A front and rear drive transfer case assembly comprises a shell (1), and is characterized in that: an input front end cover (2) is arranged on one side of the shell (1), a side cover plate (3) is arranged on the other side of the shell, a first framework type oil seal (5) is arranged between the input front end cover (2) and the flange (4), a first conical bearing (7) is arranged between the input front end cover (2) and the input gear shaft (6), a first flange gasket (8) is arranged between the flange (4) and the input gear shaft (6), a second conical bearing (9) is arranged between the input gear shaft (6) and the side cover plate (3), an input rear end cover (10) is arranged on the outer side of the input gear shaft (6), the lower end of the input gear shaft (6) is connected with an intermediate gear (11), the intermediate gear (11) is connected with an intermediate gear shaft (13) through a semicircular key (12), third conical bearings (14) are respectively arranged on two sides of one end of the intermediate gear shaft (13), and, the two sides of the other end of the intermediate gear shaft (13) are respectively provided with a fourth conical bearing (16), the outer side of the intermediate gear shaft (13) is provided with a second intermediate end cover (17), the lower end of the intermediate gear shaft (11) is connected with a high-speed gear (18), the lower end of the intermediate gear shaft (13) is connected with a first low-speed gear (19), a first needle bearing (21) is arranged between the lower end of the high-speed gear (18) and the rear drive spline shaft (20), the outer side of the first needle bearing (21) is provided with a high-speed gear gasket (22), the two sides of one end of the rear drive spline shaft (20) are provided with fifth conical bearings (23), one end of the rear drive spline shaft (20) is provided with a first rear drive rear end cover (24), the two sides of the rear drive spline shaft (20) are provided with sliding gear sleeves (25), a second needle bearing (26) is arranged between the low-speed gear (19) and, and sixth conical bearings (28) are arranged on two sides of the other end of the rear drive spline shaft (20), an odometer driving gear spacer sleeve (30) is arranged between the rear drive spline shaft (20) and an odometer driving gear (29), and an oil baffle sheet (31) is further arranged on the outer side of the odometer driving gear (29).
2. The front and rear drive transfer case assembly of claim 1, wherein: the oil-gas separator further comprises a front driving seat (32) and a front driving cylinder seat (33), a front driving shifting fork (34) is arranged in the front driving seat (32), a first 0-shaped ring (36) is arranged between the front driving cylinder seat (33) and a front driving positioning sleeve (35), a second O-shaped ring (38) is arranged between the front driving positioning sleeve (35) and a front driving shifting fork shaft (37), a third O-shaped ring (39) is arranged between the front driving cylinder seat (33) and the front driving shifting fork shaft (37), the front driving shifting fork (34) is connected with the front driving shifting fork shaft (37), the lower end of the front driving shifting fork (34) is clamped in a front driving sliding gear sleeve (65), a spacer sleeve (66) is arranged on one side of the front driving sliding gear sleeve (65), a bearing (40) is arranged on one side of the spacer sleeve (66), the bearing (40) is arranged on two sides of the front driving shaft, and a second oil seal (42) is arranged between the front driving shaft and a front driving end cover (41), and second flange gaskets (43) are further arranged on two sides of the front driving shaft, seventh conical bearings (44) are arranged on two sides of the other end of the front driving shaft, and a third needle bearing (45) is further arranged on the front driving shaft.
3. The front and rear drive transfer case assembly of claim 1, wherein: the front driving mechanism is characterized by further comprising a front driving output shaft (46), the front driving shaft is connected with the front driving output shaft (46), second sliding gear sleeves (47) are arranged on two sides of the front driving output shaft (46), second low-speed gear wheels (48) are arranged on two sides of the front driving output shaft (46), a fourth needle bearing (49) is arranged between the second low-speed gear wheels (48) and the front driving output shaft (46), a second low-speed gear gasket (50) is arranged on the outer side of the front driving output shaft (46), an eighth conical bearing (51) is arranged on the outer side of the second low-speed gear gasket (50), a second rear driving rear end cover (52) is arranged on the outer side of the eighth conical bearing (51), the lower end of the front driving output shaft (46) is connected with a high-low gear shifting fork shaft (53), the high-low gear shifting fork shaft (53) is arranged in a high-low gear shifting fork shaft positioning seat (54), and a shifting fork (55) is arranged on the high, set up fourth O shape circle (57) between high-low gear declutch shift shaft (53) one end and high-low gear piston (56), set up fifth O shape circle (59) between high-low gear piston (56) and high-low gear cylinder block (58), set up sixth O shape circle (60) between high-low gear cylinder block (58) and high-low gear declutch shift shaft (53), high-low gear cylinder block (58) one side sets up high-low gear cylinder end cover (61), set up air pipe joint (62) on high-low gear cylinder end cover (61), high-low gear declutch shift shaft (53) upper end is still through steel ball (63), spring (64) connecting screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821793211.5U CN210118421U (en) | 2018-11-01 | 2018-11-01 | Front and rear drive transfer case assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821793211.5U CN210118421U (en) | 2018-11-01 | 2018-11-01 | Front and rear drive transfer case assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210118421U true CN210118421U (en) | 2020-02-28 |
Family
ID=69610894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821793211.5U Expired - Fee Related CN210118421U (en) | 2018-11-01 | 2018-11-01 | Front and rear drive transfer case assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210118421U (en) |
-
2018
- 2018-11-01 CN CN201821793211.5U patent/CN210118421U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200228 |