CN216843033U - Liquid level dynamic adjustment oil collecting mechanism for gearbox - Google Patents
Liquid level dynamic adjustment oil collecting mechanism for gearbox Download PDFInfo
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- CN216843033U CN216843033U CN202123370535.2U CN202123370535U CN216843033U CN 216843033 U CN216843033 U CN 216843033U CN 202123370535 U CN202123370535 U CN 202123370535U CN 216843033 U CN216843033 U CN 216843033U
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Abstract
The utility model discloses a liquid level dynamic adjustment gathers oil mechanism for gearbox, include: the engine body is detachably mounted between the front shell and the rear shell of the gearbox, and the oil inlet is located at the gathering position of the lubricating oil on the upper portion of the front shell after splashing. The oil storage part is close to the oil inlet and is a semi-closed cavity with an upper opening. And the auxiliary oil discharge hole is formed in the bottom of the oil storage part. The extension part is obliquely arranged with the oil storage part, so that lubricating oil enters the oil storage part and the extension part from the oil inlet respectively, the extension part and the oil storage part form an L shape, and the extension part comprises an upper oil baffle plate, two symmetrical side plates and a bottom plate for the flowing of the lubricating oil. And the oil filling hole is arranged at the tail end of the bottom plate of the extension part and points to the part needing lubrication. The utility model discloses can maintain high-speed low liquid level, the state of low-speed high liquid level can guide hydraulic oil to the lubricated position of needs simultaneously, and the mode that splashes compares improves lubricated effect.
Description
Technical Field
The utility model belongs to the technical field of the gearbox annex, concretely relates to liquid level dynamic adjustment collection oil mechanism for gearbox.
Background
The transmission can automatically change the transmission ratio according to the conditions of engine load, vehicle speed and the like, so that the automobile obtains good dynamic property and fuel economy, and the emission pollution of the engine is reduced. The shafting generates heat when rotating at high speed, and therefore needs to be lubricated and cooled by lubricating oil. In the existing hybrid power transmission, hydraulic oil is mainly driven to splash by a driving gear shaft, so that an input shaft, a bearing or other shafting of a generator is lubricated and cooled. However, the existing gearbox structure has the following problems:
1. because the liquid level is always kept constant, when the rotating speed of the output shaft rises, the output shaft and the hydraulic oil have oil surface contact loss, namely the hydraulic oil retards the rotation of the output shaft;
2. the gear shaft drives the splashing of the hydraulic oil to have non-directionality, so that the lubricating oil falling on the part needing to be lubricated only accounts for a small part of the total flow, and the lubricating and cooling effects are poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an it constructs to be less than the above-mentioned that exists to prior art, the utility model aims at providing a liquid level dynamic adjustment collection oil mechanism for gearbox, the mountable is stored hydraulic oil in current gearbox through gathering oil, through the oil filler point that corresponds with bearing, gear, makes hydraulic oil concentrate the injection to the lubricated position of needs, has improved lubrication and cooling efficiency. The dynamic liquid level is maintained, the low oil level is maintained at high speed, the high oil level is maintained at low speed, the lubrication balance is improved, and the power consumption is reduced.
In order to achieve the above object, the utility model provides an oil collecting mechanism for liquid level dynamic adjustment of gearbox includes:
the engine body is detachably arranged between the front shell and the rear shell of the gearbox, the oil inlet is positioned at the convergence position of the splashed lubricating oil on the upper part of the front shell,
the oil storage part is close to the oil inlet and is a semi-closed cavity with an opening at the upper part,
an auxiliary oil discharge hole arranged at the bottom of the oil storage part,
the extending part is obliquely arranged with the oil storage part, so that lubricating oil enters the oil storage part and the extending part respectively after entering the oil storage part from the oil inlet, the extending part and the oil storage part form an L shape, the extending part comprises an upper oil baffle plate, two symmetrical side plates and a bottom plate for the lubricating oil to flow,
and the oil filling hole is arranged at the tail end of the bottom plate of the extension part and points to the part needing lubrication.
Further, the oil inlet is close to the driving shaft, the output shaft is installed at the bottom of the front shell, and the extension part is located above the input shaft of the generator.
Furthermore, the number of the auxiliary oil drainage holes is more than two, and the hole diameter and the number are determined by the set oil drainage speed.
Furthermore, two lugs are arranged at the bottom of the side face of the extension part, and the extension part can be locked on the rear shell of the gearbox through bolts.
Further, the oil injection holes are three and are respectively aligned with two bearings and the bevel gear of the generator input shaft.
Furthermore, an avoiding groove is formed in the extending part and used for avoiding the protrusion of the front shell of the gearbox.
Further, the oil storage part is of a tapered structure which is reduced downwards.
The utility model has the advantages that:
the liquid level dynamic adjusting oil collecting mechanism for the gearbox can adjust the liquid level of hydraulic oil in the gearbox, maintain a low liquid level when the rotating speed of the output shaft is high, and reduce the retardation of the output shaft; and the high liquid level is maintained when the rotating speed of the output shaft is low, so that the lubricating effect on the output shaft is improved. Meanwhile, hydraulic oil can be guided to the part needing lubrication, and compared with a splashing mode, the lubricating effect is improved.
Drawings
Fig. 1 is a schematic perspective view of the liquid level dynamic adjustment oil collecting mechanism for a transmission according to the present invention and a front housing of the transmission;
fig. 2 is a schematic front view of the liquid level dynamic adjustment oil collecting mechanism for the transmission according to the present invention and the front housing of the transmission;
fig. 3 is a schematic bottom view of the liquid level dynamic adjusting oil collecting mechanism for the transmission according to the present invention;
fig. 4 is a schematic perspective view of the oil collecting mechanism for dynamically adjusting the liquid level of the transmission according to the present invention;
fig. 5 is a schematic perspective view of the oil collecting mechanism with the avoiding groove for dynamically adjusting the liquid level of the transmission according to the present invention.
In the figure: 1. an extension portion; 2. hanging a lug; 3. an oil inlet; 4. a drive shaft; 5. an output shaft; 6. a generator input shaft; 7. an oil storage section; 8. an oil filler hole; 9. an auxiliary oil drain hole; 10. an avoidance groove; 11. a front housing.
Detailed Description
The following detailed description of the present invention will be made in conjunction with the accompanying drawings and specific embodiments.
As shown in fig. 4, a liquid level dynamic adjustment oil collecting mechanism for a transmission includes: oil inlet 3, oil storage portion 7, extension 1, oil filler point 8.
As shown in fig. 1 and 2, the engine body is detachably mounted between a front shell 11 and a rear shell of the transmission, and the oil inlet 3 is located at a convergence position of splashed lubricating oil on the upper part of the front shell 11. The oil storage part 7 is close to the oil inlet 3, and the oil storage part 7 is a semi-closed cavity with an opening at the upper part. The auxiliary oil drain hole 9 is provided at the bottom of the oil reservoir 7.
In one example, the oil inlet 3 is close to the driving shaft 4, the output shaft 5 is mounted at the bottom of the front housing 11, and the extension part 1 is positioned above the generator input shaft 6.
In one example, the number of the auxiliary oil drainage holes 9 is more than two, and the hole diameter and the number are determined by the set oil drainage speed.
In one example, as shown in fig. 3, two lugs 2 are arranged at the bottom of the side surface of the extension part 1, and the extension part 1 can be locked on a rear shell of the gearbox through bolts.
In one example, the oil holes 8 are three and are aligned with two bearings and bevel gears of the generator input shaft 6.
In one example, as shown in fig. 4, the extension portion 1 is provided with an avoiding groove 10 that avoids a protrusion of the transmission case front housing 11.
In one example, the oil reservoir 7 is a tapered structure that tapers downward.
The utility model discloses a theory of operation:
the existing gearbox is not provided with the mechanism, so that the liquid level in the gearbox shell is always kept at a constant height, when the rotating speed of the output shaft 5 is increased, hydraulic oil and the output shaft 5 generate friction heating, the power consumption is increased, and the hydraulic oil blocks the output shaft 5 visually. After the mechanism is arranged in the gearbox, splashed lubricating oil is collected, one part of the lubricating oil is stored in the oil storage part 7, and the other part of the lubricating oil is led to the upper part of the input shaft 6 of the generator to be lubricated through the extension part 1.
An auxiliary oil discharge hole 9 is arranged in the oil storage part 7, and the oil discharge speed is constant. When the rotating speed of the output shaft 5 is increased, the speed of splashed hydraulic oil entering the oil storage part 7 is increased, so that part of lubricating oil cannot be exhausted in time, and part of lubricating oil is stored in the oil storage part 7, so that the lubricating oil level in contact with the output shaft 5 is reduced, the retardation of the output shaft 5 is reduced, and the output shaft 5 is kept in good circumferential contact with the lubricating oil with a low liquid level due to high rotating speed; when the rotating speed of the output shaft 5 is kept low, the speed of splashed hydraulic oil entering the oil storage part 7 is low, the auxiliary oil discharge hole 9 discharges the lubricating oil to the full, the lubricating oil level in contact with the output shaft 5 is the highest, the output shaft 5 runs at low speed, the problem that the lubricating and cooling effects of the output shaft 5 are insufficient is solved due to the high liquid level, and the retarding effect of the lubricating oil on the output shaft 5 in the low-speed state is also low.
The oil filler holes 8 are arranged in a plurality of positions according to the input shaft 6 of the generator or other parts needing lubrication, so that lubricating oil is directly injected to the places needing lubrication, and the cooling and lubricating effects are improved.
To sum up, the utility model discloses can maintain high-speed low liquid level, the state of low-speed high liquid level can guide hydraulic oil to the position that needs the lubrication simultaneously, and the mode that splashes compares improves lubricated effect.
It should be understood by those skilled in the art that the foregoing embodiments are merely illustrative of the technical concepts and features of the present invention, and the purpose of the present invention is to provide a person skilled in the art with the ability to understand the contents of the present invention and implement the same, and not to limit the scope of the present invention.
Claims (7)
1. The utility model provides a liquid level dynamic adjustment collection oil mechanism for gearbox which characterized in that: the method comprises the following steps:
the engine body is detachably arranged between the front shell (11) and the rear shell of the gearbox, the oil inlet (3) is positioned at the convergence position of the splashed lubricating oil on the upper part of the front shell (11),
the oil storage part (7), the oil storage part (7) is close to the oil inlet (3), the oil storage part (7) is a semi-closed cavity with an opening at the upper part,
an auxiliary oil drain hole (9) arranged at the bottom of the oil storage part (7),
the extension part (1) is obliquely arranged with the oil storage part (7) to ensure that lubricating oil enters the oil storage part (7) and the extension part (1) respectively after entering from the oil inlet (3), the extension part (1) and the oil storage part (7) form an L shape, the extension part (1) comprises an upper oil baffle plate, two symmetrical side plates and a bottom plate for the flowing of the lubricating oil,
and the oil filling hole (8) is arranged at the tail end of the bottom plate of the extension part (1), and the oil filling hole (8) points to a part needing lubrication.
2. The dynamic liquid level adjusting oil collecting mechanism for the gearbox as claimed in claim 1, wherein: the oil inlet (3) is close to the driving shaft (4), the output shaft (5) is installed at the bottom of the front shell (11), and the extending part (1) is located above the input shaft (6) of the generator.
3. The dynamic liquid level adjusting oil collecting mechanism for the gearbox as claimed in claim 1, wherein: the number of the auxiliary oil discharge holes (9) is more than two, and the hole diameter and the number are determined by the set oil discharge speed.
4. The dynamic liquid level adjusting oil collecting mechanism for the gearbox as claimed in claim 1, wherein: two hangers (2) are arranged at the bottom of the side face of the extension portion (1), and the extension portion (1) can be locked on the rear shell of the gearbox through bolts.
5. The dynamic liquid level adjusting oil collecting mechanism for the gearbox as claimed in claim 1, wherein: and three oil injection holes (8) are formed and are respectively aligned with two bearings and the helical gear of the generator input shaft (6).
6. The dynamic liquid level adjusting oil collecting mechanism for the gearbox as claimed in claim 1, wherein: the extension part (1) is provided with an avoiding groove (10) for avoiding the protrusion of the front gearbox shell (11).
7. The dynamic liquid level adjusting oil collecting mechanism for the gearbox as claimed in claim 1, wherein: the oil storage part (7) is of a tapered structure which is reduced downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123370535.2U CN216843033U (en) | 2021-12-29 | 2021-12-29 | Liquid level dynamic adjustment oil collecting mechanism for gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123370535.2U CN216843033U (en) | 2021-12-29 | 2021-12-29 | Liquid level dynamic adjustment oil collecting mechanism for gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216843033U true CN216843033U (en) | 2022-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123370535.2U Active CN216843033U (en) | 2021-12-29 | 2021-12-29 | Liquid level dynamic adjustment oil collecting mechanism for gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216843033U (en) |
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2021
- 2021-12-29 CN CN202123370535.2U patent/CN216843033U/en active Active
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