CN218377626U - Axle lubricating structure and vehicle with same - Google Patents
Axle lubricating structure and vehicle with same Download PDFInfo
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- CN218377626U CN218377626U CN202222392070.9U CN202222392070U CN218377626U CN 218377626 U CN218377626 U CN 218377626U CN 202222392070 U CN202222392070 U CN 202222392070U CN 218377626 U CN218377626 U CN 218377626U
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- oil
- driven gear
- cover
- differential
- oil collecting
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Abstract
The utility model discloses an axle lubricating structure and vehicle that has it, axle lubricating structure includes: a final drive housing configured with a differential bearing; a driven gear partially housed in the final drive housing; the oil collecting cover is arranged on the main speed reducer shell and surrounds the bottom of the driven gear; a differential case mounted to the driven gear, the differential case being rotatably mounted inside the differential bearing; lead the oil track, lead the oil track connect in collect the oil cover, lead the oil track structure and be equipped with and lead the oil groove, the lubricating oil in the collection oil cover passes through it transports to lead the oil groove differential mechanism bearing. According to the utility model discloses axle lubricating structure has lubricated effectual, lubricating oil loss is few, promote advantages such as life.
Description
Technical Field
The utility model belongs to the technical field of the vehicle technique and specifically relates to a vehicle that axle lubricating structure and have it is related to.
Background
Vehicle among the correlation technique, the space in the axle housing is too big, and the lubrication of lubricating oil region can't obtain effectual control, and the lubricating oil in the axle housing is thrown lubricated department by the axle housing bottom by driven gear, can not reach the region that needs the lubrication easily, and the transport efficiency of lubricating oil is low to stir the easy loss lubricating oil of oily in-process, the lubricating oil liquid level is less than differential bearing's position, leads to differential bearing lubrication insufficient, takes place failures such as differential bearing ablation.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide an axle lubricating structure, this axle lubricating structure have lubricated effectual, lubricating oil loss is few, promote advantages such as life.
The utility model also provides a vehicle that has axle lubricating structure.
To achieve the above object, according to the embodiment of the first aspect of the present invention, an axle lubrication structure is provided, including: a final drive housing configured with a differential bearing; a driven gear; the oil collecting cover is arranged on the main speed reducer shell, and is arranged at the bottom of the driven gear in a surrounding manner along the circumferential direction of the driven gear; a differential case mounted to the driven gear, the differential case being rotatably mounted to the differential bearing; lead the oil track, lead the oil track install in collect the oil cover and connect in collect the oil cover with between the differential mechanism bearing, lead the oil track structure and have led the oil groove.
According to the utility model discloses axle lubricating structure has lubricated effectual, lubricating oil loss is few, promote advantages such as life.
According to some embodiments of the utility model, lead the oil track and extend along sharp level, lead the oil track connect in collect one side of oil cover dorsad main reducer casing.
According to some embodiments of the invention, the oil guide rail is formed by extending the oil collecting cover to the front side and obliquely to one axial side of the driven gear.
According to some embodiments of the present invention, the oil guide rail is constructed in a semicircular arc shape in cross section and is formed in a semicircular shape in cross section.
According to some embodiments of the utility model, keep away from of collection oil cover main reducer shell one side highly be higher than collection oil cover with the height of main reducer shell junction.
According to some embodiments of the invention, the differential case comprises: the first half shell is mounted on the inner circumferential surface of the driven gear, and the oil guide rail is connected to one side, facing the first half shell, of the oil collecting cover; a second half-shell mounted to the first half-shell.
Further, the first half shell is configured with a first flange, an outer peripheral side of the second half shell is configured with a second flange, and the first flange and the second flange are both mounted to the driven gear by a fastener.
According to the utility model discloses a some specific embodiments, the oil collecting cover includes: the first oil collecting part is positioned at the bottom of the driven gear and is provided with a first oil collecting groove, and the first oil collecting groove is coated at the bottom and two sides of the driven gear; the second oil collecting portion is connected to the first oil collecting portion and is provided with a second oil collecting groove, and the second oil collecting groove is coated at the bottom of the second half shell and on one side back to the first half shell.
Further, the lateral wall of first collection oil portion is constructed and is led the oil breach, it installs to lead the oil track lead the oil breach.
According to the utility model discloses the embodiment of second aspect provides a vehicle, include according to the utility model discloses the axle lubricating structure of above-mentioned embodiment.
According to the utility model discloses axle lubricating structure, through utilizing according to the utility model discloses above-mentioned embodiment's axle lubricating structure has lubricated effectual, lubricating oil loss is few, promote advantages such as life.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural view of an axle lubrication structure according to an embodiment of the present invention;
fig. 2 is a front view of an axle lubrication structure according to an embodiment of the present invention;
fig. 3 is an exploded view of an axle lubrication arrangement according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an oil collecting cover and an oil guide rail according to an embodiment of the present invention.
Reference numerals:
A first half-shell 410, a second half-shell 420, a first flange 411,
The oil collecting device comprises a second flange 421, a first oil collecting part 310, a second oil collecting part 320, a first oil collecting groove 311, a second oil collecting groove 321 and an oil guiding notch 312.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the invention.
In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.
In the description of the present invention, "a plurality" means two or more.
An axle lubrication structure 1 according to an embodiment of the present invention is described below with reference to the drawings.
As shown in fig. 1 to 4, the axle lubrication structure 1 according to the embodiment of the present invention includes a main speed reducer case 100, a driven gear 200, an oil collecting cover 300, a differential case 400, and an oil guide rail 500.
The final drive housing 100 is configured with differential bearings 110. The oil collecting cover 300 is mounted on the main speed reducer case 100, and the oil collecting cover 300 is circumferentially provided at the bottom of the driven gear 200 along the circumferential direction of the driven gear 200. The differential case 400 is mounted to the driven gear 200, the driven gear 200 is partially accommodated in the final drive case 100, and the differential case 400 is rotatably mounted inside the differential bearing 110. The oil guide rail 500 is installed on the oil collection cover 300 and connected between the oil collection cover 300 and the differential bearing 110, and the oil guide rail 500 is configured with an oil guide groove 501.
For example, a main reducer is assembled into an axle housing to form an axle assembly, a vehicle engine outputs power to the axle assembly, a driven gear 200 is specifically a driven gear of the main reducer assembly, a driving gear in the main reducer assembly drives the driven gear 200 to rotate at a high speed, the power is transmitted to a differential, and the power is respectively transmitted to a left half shaft and a right half shaft through the differential, so that the vehicle is driven. The differential gear is covered by a differential case 400, and the oil collecting cover 300 and the oil guide rail 500 are positioned outside the differential case 400. Differential bearing 110 is ball bearing, and driven gear 200 axial left and right sides all is equipped with differential bearing 110, leads oil track 500 concrete coupling in driven gear 200 teeth of a cogwheel differential bearing 110 of orientation, rotates 200 through driven gear and carries lubricating oil to the differential bearing 110 with driven gear 200 teeth of a cogwheel orientation.
According to the utility model discloses axle lubricating structure 1, bottom through driven gear 200 sets up an oil collecting cover 300, make lubricating oil concentrate in an oil collecting cover 300, the clearance of driven gear 200 and an oil collecting cover 300 inner wall is very little, lubricating oil in an oil collecting cover 300 can be stirred very easily to driven gear 200, and thus, only stir the lubricating oil in the oil catch bowl through driven gear 200, can realize driven gear 200's self-lubricating, lubricating oil can not flow on a large scale in the axle housing, and oil collecting cover 300 can concentrate and hold lubricating oil, reduce the use amount of lubricating oil, reduce driven gear 200 stir the oil mass, thereby the loss of lubricating oil is less, promote lubricating efficiency.
The driven gear 200 and the differential bearing 110 are coaxially arranged, the height of the differential bearing 110 is higher than the bottom of the driven gear 200, in order to prevent the differential bearing 110 from being insufficiently lubricated, the driven gear 200 is connected to the oil collecting cover 300 through the oil guide rail 500, when the driven gear 200 stirs lubricating oil, the lubricating oil can be conveyed to the oil guide rail 500 and conveyed to the differential bearing 110 through the oil guide groove 501, for example, the lubricating oil is conveyed to the bottom of the differential bearing 110, lubrication of the differential bearing 110 is realized, the problem of ablation failure of the differential bearing 110 due to poor lubrication is reduced, and the service life of the differential bearing 110 is prolonged.
Therefore, according to the utility model discloses axle lubricating structure 1 has lubricated effectual, lubricating oil loss is few, promote advantages such as life.
In some embodiments of the present invention, as shown in fig. 2, the oil guiding rail 500 extends horizontally along a straight line, and the oil guiding rail 500 is connected to one side of the oil collecting cover 300 facing away from the main speed reducer case 100. The oil guide rail 500 horizontally conveys the lubricating oil to the differential bearing 110, and the resistance of the oil guide rail 500 to the conveying of the lubricating oil is small, so that the proper conveying amount and conveying speed of the lubricating oil are maintained.
Further, as shown in fig. 2 and 4, the oil guide rail 500 extends obliquely from the oil collection cover 300 to the front side and one axial side of the driven gear 200.
The differential bearing 110 is disposed coaxially with the driven gear 200, for example, the differential bearing 110 to be lubricated is disposed at the right side of the driven gear 200, the oil guide rail 500 extends obliquely in the forward and rightward direction, and since the driven gear 200 is a helical gear, the direction of stirring the lubricating oil when the driven gear 200 rotates is substantially the same as the extending direction of the oil guide rail 500, so that the lubricating oil can flow along the stirring direction of the driven gear 200, and the conveying efficiency of the lubricating oil is improved.
In some embodiments of the present invention, the cross section of the oil guiding rail 500 is configured to be semi-circular arc and forms the oil guiding groove 501 with a semi-circular cross section.
In some embodiments of the present invention, the height of the oil collecting cover 300 on the side away from the main speed reducer case 100 is higher than the height of the joint between the oil collecting cover 300 and the main speed reducer case 100.
On the side of the oil collection cover 300 away from the main transmission case 100, the driven gear 200 rotates upward, and by setting the side of the oil collection cover 300 away from the main transmission case 100 to a higher height, the driven gear 200 is prevented from stirring the lubricating oil out of the oil collection cover 300 from above the oil collection cover 300. The oil collection cover 300 guides the lubricating oil on the side away from the main gear case 100, and the lubricating oil 300 flows along the inner peripheral wall of the oil collection cover 300 under the guidance of the driven gear 200, so that the lubricating oil is guided to the oil guide rail 500 to lubricate the differential bearing 110. The lubricating oil is collected in the oil collecting cover 300 and cannot flow out of the axle housing.
In some embodiments of the present invention, as shown in fig. 3, the differential case 400 includes a first half case 410 and a second half case 420, the first half case 410 is mounted on the inner circumferential surface of the driven gear 200, and the oil guide rail 500 is connected to a side of the oil collecting cover 300 facing the first half case 410. The second half-shell 420 is mounted to the first half-shell 410.
The first and second half cases 410 and 420 are engaged together in the left-right direction to form an enclosed structure for accommodating the differential gear, the second half case 420 is mounted with the first half case 410, and the first half case 410 is mounted with the driven gear 200, so that the first and second half cases 410 and 420 are rotated together with the driven gear 200.
Further, as shown in fig. 2, the first half-shell 410 is configured with a first flange 411, the outer peripheral side of the second half-shell 420 is configured with a second flange 421, and both the first flange 411 and the second flange 421 are mounted to the driven gear 200 by fasteners.
The first and second half cases 410 and 420 are integrally mounted by the first and second flanges 411 and 421, and the first and second half cases 410 and 420 are commonly mounted to the driven gear 200. The fasteners are arranged along the circumferential direction of the first flange 411 and the second flange 421 at intervals, penetrate through the first flange 411 and the second flange 421 respectively, and fix the first flange 411 and the second flange 421 to the driven gear 200 together. So that the first half case 410 and the second half case 420 can be more firmly fixed as one body.
In some embodiments of the present invention, as shown in fig. 4, the oil collecting cover 300 includes a first oil collecting portion 310 and a second oil collecting portion 320.
The first oil collecting portion 310 is located at the bottom of the driven gear 200 and is configured with a first oil collecting groove 311, and the first oil collecting groove 311 is wrapped at the bottom and two sides of the driven gear 200. The second oil collecting portion 320 is connected to the first oil collecting portion 310 and is configured with a second oil collecting groove 321, and the second oil collecting groove 321 is wrapped at the bottom of the second half-shell 420 and at a side facing away from the first half-shell 410.
The first oil collecting portion 310 and the second oil collecting portion 320 respectively surround the bottom of the driven gear 200 and the bottom of the second half shell 420, the bottom surfaces of the first oil collecting portion 310 and the second oil collecting portion 320 are each configured into a curved surface, so as to form a first oil collecting groove 311 and a second oil collecting groove 321 extending along the curved surfaces, the diameter of the curved surface formed by the first oil collecting portion 310 is larger than that of the curved surface formed by the second oil collecting portion 320, the shapes of the first oil collecting portion 310 and the second oil collecting portion 320 are adapted to the shapes of the driven gear 200 and the differential case 400, lubricating oil is concentrated in the first oil collecting groove 311, part of the lubricating oil can flow to the second oil collecting groove 321 after the driven gear 200 stirs the lubricating oil, the second oil collecting portion 320 can prevent the lubricating oil from flowing out of the oil collecting cover 300, and the first oil collecting groove 311 is lower than the second oil collecting groove 321, so that the lubricating oil in the second oil collecting groove 321 can flow back to the first oil collecting groove 311.
Further, as shown in fig. 4, an outer sidewall of the first oil collecting portion 310 is configured with an oil guide notch 312, and the oil guide rail 500 is installed at the oil guide notch 312.
Wherein, the shape of the oil guiding gap 312 is adapted to the outer contour of the oil guiding rail 500. The oil guiding notch 312 is located at the upper edge of the outer side wall of the first oil collecting portion 310 facing away from the second oil collecting portion 320, and the driven gear 200 stirs the lubricating oil and delivers the lubricating oil to the oil guiding groove 501 through the oil guiding notch 312, so that the difficulty of the lubricating oil reaching the oil guiding track 500 is reduced, for example, the oil guiding notch 312 is configured as a semicircular notch, the oil guiding track 500 is connected to the notch 312, so that the lubricating oil stirred by the driven gear 200 is delivered to the oil guiding track 500, and the oil guiding and lubricating efficiency is improved.
A vehicle according to an embodiment of the present invention is described below.
According to the utility model discloses vehicle, include: according to the utility model discloses axle lubricating structure 1 of above-mentioned embodiment.
According to the utility model discloses axle lubricating structure 1, through utilizing according to the utility model discloses above-mentioned embodiment's axle lubricating structure 1 has lubricated effectual, lubricating oil loss is few, promote advantages such as life.
Other constructions and operations of the axle lubrication structure 1 and the vehicle having the same according to the embodiment of the present invention are known to those skilled in the art and will not be described in detail herein.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. An axle lubrication structure, comprising:
a final drive housing configured with a differential bearing;
a driven gear partially housed in the final drive housing;
the oil collecting cover is arranged on the main speed reducer shell, and is arranged at the bottom of the driven gear in a surrounding manner along the circumferential direction of the driven gear;
a differential case mounted to the driven gear, the differential case being rotatably mounted to the differential bearing;
lead the oil track, lead the oil track install in collect the oil cover and connect in collect the oil cover with between the differential mechanism bearing, lead the oil track structure and have led the oil groove.
2. The axle lubrication structure according to claim 1, wherein the oil guide rail extends horizontally in a straight line, and is connected to a side of the oil scoop that faces away from the final drive housing.
3. The axle lubrication structure according to claim 2, wherein the oil guide rail extends obliquely from the oil scoop toward a front side and an axial side of the driven gear.
4. The axle lubrication structure according to claim 1, wherein the oil guide rail is configured in a semi-circular arc shape in cross section and forms the oil guide groove that is semi-circular in cross section.
5. The axle lubrication structure according to claim 1, wherein a height of the oil collection cover on a side away from the final drive housing is higher than a height of a connection of the oil collection cover and the final drive housing.
6. The axle lubrication structure according to claim 1, wherein the differential case includes:
the first half shell is mounted on the inner circumferential surface of the driven gear, and the oil guide rail is connected to one side, facing the first half shell, of the oil collecting cover;
a second half-shell mounted to the first half-shell.
7. The axle lubrication structure according to claim 6, wherein the first half shell is configured with a first flange, and an outer peripheral side of the second half shell is configured with a second flange, and the first flange and the second flange are each mounted to the driven gear by a fastener.
8. The axle lubrication structure according to claim 6, wherein the oil sump cover includes:
the first oil collecting part is positioned at the bottom of the driven gear and is provided with a first oil collecting groove, and the first oil collecting groove is coated at the bottom and two sides of the driven gear;
the second oil collecting part is connected to the first oil collecting part and is provided with a second oil collecting groove, and the second oil collecting groove is coated at the bottom of the second half shell and one side back to the first half shell.
9. The axle lubrication structure according to claim 8, wherein an outer side wall of the first oil collection portion is configured with an oil guide notch, and the oil guide rail is mounted to the oil guide notch.
10. A vehicle, characterized by comprising: the axle lubrication structure of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222392070.9U CN218377626U (en) | 2022-09-08 | 2022-09-08 | Axle lubricating structure and vehicle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222392070.9U CN218377626U (en) | 2022-09-08 | 2022-09-08 | Axle lubricating structure and vehicle with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218377626U true CN218377626U (en) | 2023-01-24 |
Family
ID=84972760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222392070.9U Active CN218377626U (en) | 2022-09-08 | 2022-09-08 | Axle lubricating structure and vehicle with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218377626U (en) |
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2022
- 2022-09-08 CN CN202222392070.9U patent/CN218377626U/en active Active
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