CN220581655U - Driving axle lubricating device - Google Patents
Driving axle lubricating device Download PDFInfo
- Publication number
- CN220581655U CN220581655U CN202322090256.3U CN202322090256U CN220581655U CN 220581655 U CN220581655 U CN 220581655U CN 202322090256 U CN202322090256 U CN 202322090256U CN 220581655 U CN220581655 U CN 220581655U
- Authority
- CN
- China
- Prior art keywords
- oil pump
- drive axle
- lubrication
- driving gear
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000001050 lubricating effect Effects 0.000 title claims abstract description 10
- 239000003921 oil Substances 0.000 claims abstract description 34
- 238000005461 lubrication Methods 0.000 claims abstract description 31
- 239000010687 lubricating oil Substances 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- General Details Of Gearings (AREA)
Abstract
The utility model relates to a drive axle lubricating device, which comprises a rotor oil pump arranged at one end of a power input shaft of an oil pump, a plurality of lubricating oil pipes arranged on the rotor oil pump, a driving gear arranged on a driving gear shaft, and a driven gear joint sleeve connected with the driving gear in a meshed manner; the other end of the oil pump power input shaft is provided with a meshing sleeve; the end face teeth of the driven gear engagement sleeve are engaged with/disengaged from the engagement sleeve by the moving assembly; the utility model can realize the purpose that the drive axle can be selectively lubricated actively or passively under different working conditions, thereby meeting the lubrication requirement of the drive axle, improving the integral performance and reliability of the drive axle and simultaneously ensuring the transmission efficiency of the drive axle to the greatest extent.
Description
Technical Field
The utility model relates to the technical field of drive axles of commercial vehicles, in particular to a drive axle lubricating device.
Background
With the continuous development of industrial technology, the application range of special mechanical operation equipment in the field of industrial production and manufacturing is continuously expanded, and the field has extremely strict requirements on product performance and reliability. The driving axle is used as one of key components of the equipment, and the service life of the equipment can be effectively prolonged due to the excellent performance and good reliability of the driving axle; the key factor affecting the drive axle is the lubrication system of the drive axle, and the good lubrication system can effectively improve the overall performance and reliability of the drive axle, especially for the main speed reduction system thereof.
At present, the existing drive axle structure mostly adopts a passive lubrication structure, and lubrication of gear engagement parts or bearings is realized by stirring lubricating oil through gear transmission, and the main problem of the lubrication structure is that: 1. when the rotating speed of the system is too low or the whole gear transmission shaft system is too long, the problem of lubrication failure caused by insufficient lubrication oil quantity is extremely easy to occur due to the limited range of stirring the lubrication oil by the gears; 2. due to the existence of oil stirring loss, when the rotating speed is too high or the lubricating oil quantity is too high, the overall transmission efficiency of the driving system is reduced, and the heating value is increased dramatically.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art, thereby providing a driving axle lubricating device, realizing the purpose that the driving axle can be actively lubricated or passively lubricated under different working conditions, meeting the driving axle lubricating requirement, improving the whole performance and reliability of the driving axle and simultaneously ensuring the transmission efficiency of the driving axle to the greatest extent.
The utility model is realized by adopting the following technical scheme:
a drive axle lubricating device comprises a drive gear shaft, an oil pump power input shaft, a rotor oil pump, a lubricating oil pipe and a moving assembly;
a rotor oil pump is arranged at one end of the oil pump power input shaft, a plurality of lubricating oil pipes are arranged on the rotor oil pump, a driving gear is arranged on the driving gear shaft, and a driven gear joint sleeve is connected with the driving gear in a meshed manner; the other end of the oil pump power input shaft is provided with a meshing sleeve; the end face teeth of the driven gear engagement sleeve are engaged with/disengaged from the engagement sleeve by a moving assembly.
Preferably, the moving assembly comprises a power cylinder, a return spring and a thrust rod; the power cylinder output end is provided with one end of a thrust rod, the other end of the thrust rod is connected with the meshing sleeve, and the thrust rod is sleeved with a reset spring.
Preferably, a plurality of lubricating oil nozzles are arranged on the lubricating oil pipe.
Preferably, the power cylinder is a hydraulic cylinder or a pneumatic cylinder.
Compared with the prior art, the utility model has the following beneficial technical effects:
according to the utility model, the driving gear is meshed with the driven joint sleeve gear for transmission through the driving gear arranged on the driving gear shaft; the end face teeth of the driven engagement sleeve gear are engaged with or disengaged from an engagement sleeve provided with an oil pump power input shaft under the action of a thrust rod; under the active lubrication working condition of the drive axle lubrication device, the oil pump power input shaft drives the rotor oil pump to work, the rotor oil pump conveys lubricating oil to the meshing or transmission bearing position of the drive axle gear pair through the lubricating oil pipe, and the lubricating oil nozzle is used for accurately spraying; the utility model can realize the purpose that the drive axle can be selectively lubricated actively or passively under different working conditions, thereby meeting the lubrication requirement of the drive axle, improving the integral performance and reliability of the drive axle and simultaneously ensuring the transmission efficiency of the drive axle to the greatest extent.
Drawings
The utility model is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of a driving axle lubrication device according to an embodiment of the present utility model under active lubrication conditions;
FIG. 2 is a schematic diagram of a structure of a driving axle lubrication device according to an embodiment of the present utility model when an active lubrication condition is disconnected;
fig. 3 is a schematic diagram of a lubrication nozzle of a drive axle lubrication device according to an embodiment of the present utility model.
Reference numerals illustrate:
1. a drive gear shaft; 2. a drive gear; 3. a power cylinder; 4. a return spring; 5. a thrust rod; 6. a meshing sleeve; 7. a passive gear engagement sleeve; 8. an oil pump power input shaft; 9. a rotor oil pump; 10. a lubrication pipe; 11. a lubricating oil nozzle.
Detailed Description
In order that the above-recited objects, features and advantages of the present utility model will be more clearly understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other. In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1-3: a drive axle lubricating device comprises a drive gear shaft 1, an oil pump power input shaft 8, a rotor oil pump 9, a lubricating oil pipe 10 and a moving assembly;
one end of the oil pump power input shaft 8 is provided with a rotor oil pump 9, the rotor oil pump 9 is provided with a plurality of lubricating oil pipes 10, the driving gear shaft 1 is provided with a driving gear 2, and the driving gear 2 is in meshed connection with a driven gear joint sleeve 7; the other end of the oil pump power input shaft 8 is provided with a meshing sleeve 6; the end teeth of the driven gear engagement sleeve 7 are engaged/disengaged with the engagement sleeve 6 by the moving assembly.
The moving assembly comprises a power cylinder 3, a return spring 4 and a thrust rod 5; the output end of the power cylinder 3 is provided with one end of a thrust rod 5, the other end of the thrust rod 5 is rotationally connected with a meshing sleeve 6, and a reset spring 4 is sleeved on the thrust rod 5; the thrust rod 5 can realize axial running under the action of the power cylinder 3 and the return spring 4.
The power cylinder 3 is a hydraulic cylinder or a pneumatic cylinder.
The lubricating oil pipe 10 is provided with a plurality of lubricating oil nozzles 11; optionally, the lubricating oil pipe 10 is composed of one or more lubricating oil pipes, and one lubricating oil pipe can be provided with one or more lubricating oil nozzles 11 according to the lubricating requirement of the driving system; as shown in fig. 3, a plurality of lubricating oil pipes 10 are arranged at the positions of meshing or driving bearing of the gear pair of the drive axle so as to lubricate the positions of meshing or driving bearing of the gear set.
Working principle: as shown in fig. 1, in the active lubrication working condition of the drive axle lubrication device, the engagement sleeve 6 is engaged with the driven gear engagement sleeve 7 through the thrust rod 5, the drive gear shaft 1 drives the drive gear 2 by power, the drive gear 2 drives the driven gear engagement sleeve 7, so that the engagement sleeve 6 drives the oil pump power input shaft 8 to drive the rotor oil pump 9 to work, the rotor oil pump 9 conveys lubricating oil to the meshing or transmission bearing position of the drive axle gear pair through the lubricating oil pipe 10, and the lubricating oil nozzle 11 is used for accurately spraying; as shown in fig. 2, when the active lubrication working condition of the drive axle lubrication device is disconnected, the engagement sleeve 6 and the driven gear engagement sleeve 7 are disconnected through the thrust rod 5, and the gear pair of the drive axle is engaged or the transmission bearing part can be lubricated passively; the utility model discloses realize that the transaxle can select to use initiative lubrication or passive lubrication's purpose under different operating modes to when satisfying transaxle lubrication demand, promote transaxle wholeness ability and reliability, the transmission efficiency of the transaxle of the assurance of very big limit.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (4)
1. The driving axle lubricating device is characterized by comprising a driving gear shaft (1), an oil pump power input shaft (8), a rotor oil pump (9), a lubricating oil pipe (10) and a moving assembly;
one end of the oil pump power input shaft (8) is provided with a rotor oil pump (9), a plurality of lubricating oil pipes (10) are arranged on the rotor oil pump (9), a driving gear (2) is arranged on the driving gear shaft (1), and the driving gear (2) is connected with a driven gear joint sleeve (7) in a meshed manner; the other end of the oil pump power input shaft (8) is provided with a meshing sleeve (6); the end face teeth of the driven gear engagement sleeve (7) are engaged with/disengaged from the engagement sleeve (6) through a moving assembly.
2. The drive axle lubrication device according to claim 1, wherein the moving assembly comprises a power cylinder (3), a return spring (4), a thrust rod (5); the power cylinder (3) output is equipped with thrust rod (5) one end, thrust rod (5) other end is connected with meshing cover (6), the cover is equipped with reset spring (4) on thrust rod (5).
3. Drive axle lubrication arrangement according to claim 1, characterized in that the lubrication pipe (10) is provided with a plurality of lubrication nozzles (11).
4. Drive axle lubrication device according to claim 2, characterized in that the power cylinder (3) is a hydraulic cylinder or a pneumatic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322090256.3U CN220581655U (en) | 2023-08-04 | 2023-08-04 | Driving axle lubricating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322090256.3U CN220581655U (en) | 2023-08-04 | 2023-08-04 | Driving axle lubricating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220581655U true CN220581655U (en) | 2024-03-12 |
Family
ID=90122466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322090256.3U Active CN220581655U (en) | 2023-08-04 | 2023-08-04 | Driving axle lubricating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220581655U (en) |
-
2023
- 2023-08-04 CN CN202322090256.3U patent/CN220581655U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |