CN220870045U - Full-time four-wheel drive automobile transfer case for traction - Google Patents
Full-time four-wheel drive automobile transfer case for traction Download PDFInfo
- Publication number
- CN220870045U CN220870045U CN202322857767.3U CN202322857767U CN220870045U CN 220870045 U CN220870045 U CN 220870045U CN 202322857767 U CN202322857767 U CN 202322857767U CN 220870045 U CN220870045 U CN 220870045U
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- Prior art keywords
- clutch
- transfer case
- transmission
- traction
- shaft
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- 230000005540 biological transmission Effects 0.000 claims abstract description 53
- 230000009347 mechanical transmission Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 16
- 238000005461 lubrication Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Abstract
The utility model discloses a full-time four-wheel drive automobile transfer case for traction, which relates to the technical field of mechanical transmission and comprises the following components: the device comprises an adapter shaft, a transmission mechanism, a planet carrier, a rear output shaft, a front output shaft, a C6 clutch and a C7 clutch; the output end of the adapter shaft is connected with the power input end of the oil pump assembly, an additional device is arranged on a spline of the adapter shaft, the additional device comprises an oil pump and a driving device, the additional device is communicated with a pipeline, and the other end of the pipeline, far away from the additional device, is connected with a transmission mechanism; a vibration damper is arranged between the adapter shaft and the front output shaft; a safety clutch is arranged between the C6 clutch and the C7 clutch, so that the problem that the transmission system is damaged or destroyed due to the fact that larger torque and force can be transmitted to transmission parts under the condition of failure or overload of the transmission system is solved.
Description
Technical Field
The utility model relates to the technical field of mechanical transmission, in particular to a full-time four-wheel drive automobile transfer case for traction.
Background
The full-time four-wheel drive automobile transfer case is a key component for transmitting power and torque. It is typically comprised of a plurality of gears, clutches, and drive shafts, with a variety of drive modes and functions.
Compared with the existing vehicle, the driving torque cannot be reasonably distributed to the front and rear output shafts, the driving force, the lateral force and the like of each tire cannot be fully exerted, and the running characteristic and the operation stability of the vehicle are reduced. For this purpose, the invention of publication No. CN104534033A proposes a transfer case.
However, the invention still has the defects that:
1. By spline driving the oil pump assembly, the supply of lubrication oil is limited by the rotational speed and torque of the adapter shaft. If the working conditions of the adapter shaft are unstable or vary considerably, the lubrication oil supply of the oil pump may be affected, resulting in unstable lubrication of the transmission components.
2. Various components in the drive train may vibrate during operation, and the vibrations may be transferred to the entire transfer case and the vehicle interior, resulting in noise and uncomfortable driving experience.
3. In the event of a failure or overload of the transmission system, large torques and forces may be transferred to the transmission components, resulting in component damage or destruction.
Disclosure of utility model
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the full-time four-wheel drive automobile transfer case for traction, which solves the problem that larger torque and force can be transmitted to transmission parts under the condition of failure or overload of the transmission system of the utility model, so that the parts are damaged or destroyed.
In order to achieve the above object, the present utility model provides a full-time four-wheel drive transfer case for traction, comprising: the device comprises an adapter shaft, a transmission mechanism, a planet carrier, a rear output shaft, a front output shaft, a C6 clutch and a C7 clutch;
The output end of the adapter shaft is connected with the power input end of the oil pump assembly, an additional device is arranged on a spline of the adapter shaft, the additional device comprises an oil pump and a driving device, the additional device is communicated with a pipeline, and the other end of the pipeline, far away from the additional device, is connected with a transmission mechanism;
A vibration damper is arranged between the adapter shaft and the front output shaft;
a safety clutch is arranged between the C6 clutch and the C7 clutch.
As a further scheme of the utility model: the power output end of the planet carrier is respectively connected with the power input ends of the rear output shaft and the front output shaft.
As a further scheme of the utility model: the adapter shaft is connected with the output end of the transmission, and the power output end of the transmission is connected with the C6 clutch through the intermediate shaft of the transmission.
As a further scheme of the utility model: the transmission mechanism also comprises a driven gear, an idler gear is arranged between the driven gear and the driving gear, and the driven gear is meshed with the driving gear through the idler gear for transmission.
As a further scheme of the utility model: the planet carrier is a P4 planet carrier, the power input end of the planet carrier is connected with the power output end of the transmission mechanism through a spline, and the planet carrier is connected with the power input end of the rear output shaft through gear engagement.
As a further scheme of the utility model: the power output end of the transmission mechanism is also connected with the power input end of the C7 clutch through a spline, and the power output end of the C7 clutch is connected with the power input end of the front output shaft.
As a further scheme of the utility model: one side of the driven gear is connected with the planet carrier through a spline, and the other side of the driven gear is connected with the C7 clutch through a spline.
Compared with the prior art, the utility model has the beneficial effects that:
1. By adding additional means, a separate driving means can be implemented to drive the oil pump assembly. The working state and efficiency of the oil pump can be independently adjusted according to the requirement of the transmission system without depending on the rotating speed and torque of the adapter shaft.
2. A vibration damper is provided between the adapter shaft and the front output shaft to absorb and reduce vibrations and noise generated during transmission.
And a safety clutch is arranged between the C6 clutch and the C7 clutch, and the safety clutch can cut off power output in an emergency situation, so that the vehicle is prevented from being out of control or being unable to stop caused by a transmission system fault or an emergency situation.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure: 1. an adapter shaft; 101. an attachment; 102. a pipe; 2. an oil pump assembly; 3. a transmission mechanism; 4. a drive gear; 5. a C6 clutch; 6. an idler; 7. a driven gear; 8. a planet carrier; 9. a rear output shaft; 10. a front output shaft; 11. a C7 clutch; 12. a transmission; 13. a damper; 14. a safety clutch.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, the traction full-time four-wheel drive automobile transfer case comprises an adapter shaft 1, a transmission mechanism 3, a planet carrier 8, a rear output shaft 9 and a front output shaft 10;
The transmission mechanism 3 comprises a driving gear 4, the adapter shaft 1 drives the driving gear 4 through a spline, the power output end of the transmission mechanism 3 is connected with the power input end of the planet carrier 8, and the power output ends of the planet carrier 8 are respectively connected with the power input ends of the rear output shaft 9 and the front output shaft 10;
The adapter shaft 1 is connected with the output end of the transmission 12, the power output end of the transmission 12 is connected with the C6 clutch 5 through the intermediate shaft, and the C6 clutch 5 cooperates with the clutch in the transmission 12 to complete the transmission of a specific gear.
The transmission mechanism 3 further comprises a driven gear 7, an idler gear 6 is arranged between the driven gear 7 and the driving gear 4, the driven gear 7 is in meshed transmission with the driving gear 4 through the idler gear 6, power transmission is achieved, the sizes of the driving gear 4 and the driven gear 7 can be reduced through meshed transmission of the idler gear 6, so that the installation space of components is saved, and the purpose of reducing the size of the transfer case is achieved.
The output end of the adapter shaft 1 is connected with the power input end of the oil pump assembly 2, an additional device 101 is arranged on a spline of the adapter shaft 1, the additional device 101 comprises an oil pump and a driving device, the additional device 101 is communicated with a pipeline 102, the other end of the pipeline 102, which is far away from the additional device 101, is connected with a transmission mechanism 3, and the additional device 101 is a device for driving the oil pump assembly 2 and is used for providing lubricating oil pressure for all transmission parts in the whole transfer case;
Specifically, the oil pump draws the lubricating oil from the oil tank and delivers it to the lubrication system of the transmission 3 via the pipe 102, and the driving device is connected to the oil pump assembly 2 via the spline of the adapter shaft 1 to drive the operation of the oil pump.
The planet carrier 8 is a P4 planet carrier, the power input end of the planet carrier 8 is connected with the power output end of the transmission mechanism 3 through a spline, and the planet carrier 8 is connected with the power input end of the rear output shaft 9 through gear engagement; torque conversion, differential speed, power transmission and the like are realized.
The power output end of the transmission mechanism 3 is also connected with the power input end of the C7 clutch 11 through a spline, and the power output end of the C7 clutch 11 is connected with the power input end of the front output shaft 10, so that torque conversion and power transmission are realized.
One side of the driven gear 7 is connected with the planet carrier 8 through a spline, and the other side of the driven gear 7 is connected with the C7 clutch 11 through a spline.
In order to improve durability and reduce noise of the transfer case, a vibration damper 13 is provided between the adapter shaft 1 and the front output shaft 10, the vibration damper 13 serving to absorb and reduce vibration and noise generated during transmission.
A safety clutch 14 is provided between the C6 clutch 5 and the C7 clutch 11 for shutting off the power output in case of a transmission failure or emergency, so as to avoid the occurrence of accidents.
The above embodiments are only for illustrating the technical method of the present utility model and not for limiting the same, and it should be understood by those skilled in the art that the technical method of the present utility model may be modified or substituted without departing from the spirit and scope of the technical method of the present utility model.
Claims (7)
1. Traction is with full-time four driving car transfer case, its characterized in that includes: an adapter shaft (1), a transmission mechanism (3), a planet carrier (8), a rear output shaft (9), a front output shaft (10), a C6 clutch (5) and a C7 clutch (11);
The output end of the adapter shaft (1) is connected with the power input end of the oil pump assembly (2), an additional device (101) is arranged on a spline of the adapter shaft (1), the additional device (101) comprises an oil pump and a driving device, the additional device (101) is communicated with a pipeline (102), and the other end of the pipeline (102) far away from the additional device (101) is connected with a transmission mechanism (3);
A vibration damper (13) is arranged between the adapter shaft (1) and the front output shaft (10);
a safety clutch (14) is arranged between the C6 clutch (5) and the C7 clutch (11).
2. The full-time four-wheel drive automobile transfer case for traction according to claim 1, characterized in that the transmission mechanism (3) comprises a driving gear (4), the adapter shaft (1) drives the driving gear (4) through a spline, the power output end of the transmission mechanism (3) is connected with the power input end of the planet carrier (8), and the power output ends of the planet carrier (8) are respectively connected with the power input ends of the rear output shaft (9) and the front output shaft (10).
3. The traction full-time four-drive vehicle transfer case according to claim 1, characterized in that the adapter shaft (1) is connected to the output of the transmission (12), the power output of the transmission (12) being connected to the C6 clutch (5) via its intermediate shaft.
4. The full-time four-wheel drive automobile transfer case for traction according to claim 1, wherein the transmission mechanism (3) further comprises a driven gear (7), an idler gear (6) is arranged between the driven gear (7) and the driving gear (4), and the driven gear (7) is meshed with the driving gear (4) through the idler gear (6).
5. The traction full-time four-wheel drive automobile transfer case according to claim 1, wherein the planet carrier (8) is a P4 planet carrier, the power input end of the planet carrier (8) is connected with the power output end of the transmission mechanism (3) through a spline, and the planet carrier (8) is connected with the power input end of the rear output shaft (9) through gear engagement.
6. The traction full-time four-wheel drive automobile transfer case according to claim 1, wherein the power output end of the transmission mechanism (3) is also connected with the power input end of the C7 clutch (11) through a spline, and the power output end of the C7 clutch (11) is connected with the power input end of the front output shaft (10).
7. The traction full-time four-drive automobile transfer case according to claim 4, wherein one side of the driven gear (7) is spline-connected with the carrier (8), and the other side of the driven gear (7) is spline-connected with the C7 clutch (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322857767.3U CN220870045U (en) | 2023-10-24 | 2023-10-24 | Full-time four-wheel drive automobile transfer case for traction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322857767.3U CN220870045U (en) | 2023-10-24 | 2023-10-24 | Full-time four-wheel drive automobile transfer case for traction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220870045U true CN220870045U (en) | 2024-04-30 |
Family
ID=90814077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322857767.3U Active CN220870045U (en) | 2023-10-24 | 2023-10-24 | Full-time four-wheel drive automobile transfer case for traction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220870045U (en) |
-
2023
- 2023-10-24 CN CN202322857767.3U patent/CN220870045U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant |