CN207750484U - Bearing lubrication structure - Google Patents
Bearing lubrication structure Download PDFInfo
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- CN207750484U CN207750484U CN201721663038.2U CN201721663038U CN207750484U CN 207750484 U CN207750484 U CN 207750484U CN 201721663038 U CN201721663038 U CN 201721663038U CN 207750484 U CN207750484 U CN 207750484U
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- bearing
- oil
- bearing seat
- mounting portion
- guide pipe
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Abstract
The utility model discloses a kind of bearing lubrication structures, including：First bearing seat is installed with the rotary shaft of rotation setting in first bearing seat, in the outer circle of rotary shaft fixation be installed with gear, the bearing for supporting rotating shaft is installed between rotary shaft and first bearing seat.Further include second bearing seat, be relatively arranged on one end of first bearing seat, second bearing seat is equipped with the nozzle for spraying lubricating oil.Further include oil-deflecting cover, be set between first bearing seat and second bearing seat, the lubricating oil for ejecting nozzle guide at bearing to be lubricated to bearing.In the bearing lubrication structure of the utility model, including the oil-deflecting cover being set between first bearing seat and second bearing seat, pass through oil-deflecting cover, the lubricating oil ejected by nozzle can be guided to bearing to be lubricated to bearing, to avoid the air-flow that gear generates from disturbing the flow direction of lubricating oil so that lubricating oil deviates injection direction, and then ensure that bearing obtains good lubrication, solve the technical problems existing in the prior art.
Description
Technical field
The utility model is related to aero-engine fields, particularly, are related to a kind of bearing lubrication structure.
Background technology
Certain type turboaxle motor compressor rotor front fulcrum bearing is using the lubricating system of injection lubricating oil, and lubricating oil is with certain
Pressure be ejected on fore bearing through nozzle bore, to ensure that bearing can work normally.At work, compressor rotor turns engine
Speed is more than 50000 rpms very high, and the gear on compressor rotor axis is rotated with same rotating speed, and the gear teeth generate surrounding flow
Very strong disturbance, the lubricating oil offset direction for making nozzle spray are bad to be easy to cause bearing lubrication.
Utility model content
The utility model provides a kind of bearing lubrication structure, to solve the easy insufficient lubrication of existing bearing lubrication structure
Technical problem.
The technical solution adopted in the utility model is as follows：
A kind of bearing lubrication structure, including：First bearing seat is installed with the rotary shaft of rotation setting in first bearing seat,
Fixation is installed with gear in the outer circle of rotary shaft, and the axis for supporting rotating shaft is installed between rotary shaft and first bearing seat
It holds；Second bearing seat, is relatively arranged on one end of first bearing seat, and second bearing seat is equipped with the nozzle for spraying lubricating oil；
Oil-deflecting cover is set between first bearing seat and second bearing seat, the lubricating oil for ejecting nozzle guide at bearing with
Bearing is lubricated.
Further, oil-deflecting cover includes the oil guide pipe of hollow tubular, and the oil inlet end of oil guide pipe is directed at the injector of nozzle,
The oil outlet end being oppositely arranged is towards bearing.
Further, oil guide pipe is located at the top of gear and is obliquely installed, and upward, what is be oppositely arranged is fuel-displaced for oil inlet end
End is downward.
Further, oil-deflecting cover further includes the mounting portion for installing oil guide pipe, mounting portion be arranged in first bearing seat and
Between second bearing seat；Oil guide pipe is arranged on mounting portion and both ends extend outwardly respectively.
Further, in a ring, surface is equipped with the mounting hole of perforation to mounting portion, and oil guide pipe is arranged in mounting hole；
The hydraulic fluid port of perforation is additionally provided on the surface of mounting portion, the outer edge of mounting portion is equipped with multiple recesses, and hydraulic fluid port and multiple recesses are used
It is flowed back and forth between first bearing seat and second bearing seat in for lubricating oil.
Further, mounting portion upper edge its be circumferentially with notch, oil-deflecting cover is arranged in the convex of second bearing seat by notch
On platform, for being positioned along its circumferential direction to oil-deflecting cover.
Further, oil-deflecting cover further includes the supporting part for Auxiliary support oil guide pipe, and supporting part is connected with mounting portion；It leads
Oil pipe fixation is born against on supporting part.
Further, supporting part is in semi-annular shape, and one end is connected with the inner ring surface of mounting portion, and what is be oppositely arranged is another
End extends towards bearing；The outer ring surface of oil guide pipe and supporting part is welded and fixed.
Further, bearing lubrication structure further includes spacer sleeve, and spacer sleeve is set to first bearing seat and second bearing seat
Between；It is close to towards the end face of bearing with the end face of spacer sleeve on mounting portion.
The utility model has the advantages that：
In the bearing lubrication structure of the utility model, including the Oil Guide that is set between first bearing seat and second bearing seat
Cover, by the effect of oil-deflecting cover, can guide the lubricating oil ejected by nozzle to bearing to be lubricated to bearing, to keep away
When exempting from rotary shaft drive high-speed gear rotation, the air-flow that gear generates disturbs the flow direction of lubricating oil so that lubricating oil deviates injection
Direction, and then ensure that bearing obtains good lubrication, solve the technical problems existing in the prior art.
Other than objects, features and advantages described above, the utility model also has other purposes, feature and excellent
Point.Below with reference to figure, the utility model is described in further detail.
Description of the drawings
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituted improper limits to the present invention for explaining the utility model.In attached drawing
In：
Fig. 1 is the structural schematic diagram of the bearing lubrication structure of the preferred embodiment in the utility model；
Fig. 2 is the main structure diagram of oil-deflecting cover in Fig. 1；
Fig. 3 be in Fig. 2 A-A to schematic cross-sectional view.
Marginal data
10, first bearing seat；20, rotary shaft；30, gear；40, bearing；50, second bearing seat；60, nozzle；70, Oil Guide
Cover；71, oil guide pipe；72, mounting portion；721, hydraulic fluid port；722, recess；723, notch；73, supporting part；80, spacer sleeve.
Specific implementation mode
The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
Referring to Fig.1, the preferred embodiment of the utility model provides a kind of bearing lubrication structure, including：First bearing seat
10, the rotary shaft 20 of rotation setting is installed in first bearing seat 10, in the outer circle of rotary shaft 20 fixation be installed with gear 30, revolve
The bearing 40 for supporting rotating shaft 20 is installed between shaft 20 and first bearing seat 10.Further include second bearing seat 50, phase
To being set to one end of first bearing seat 10, second bearing seat 50 is equipped with the nozzle 60 for spraying lubricating oil.It further include Oil Guide
Cover 70, is set between first bearing seat 10 and second bearing seat 50, the lubricating oil for ejecting nozzle 60 is guided to bearing
To be lubricated to bearing 40 at 40.In the bearing lubrication structure of the utility model, including it is set to first bearing seat 10 and
Oil-deflecting cover 70 between two bearing bracket 50 can be guided the lubricating oil ejected by nozzle 60 to axis by the effect of oil-deflecting cover 70
It holds to be lubricated to bearing 40 at 40, when to avoid rotary shaft 20 with 30 high speed rotation of moving gear, the gas of the generation of gear 30
Stream disturbs the flow direction of lubricating oil so that lubricating oil deviates injection direction, and then ensures that bearing 40 obtains good lubrication, solves
The technical problems existing in the prior art.
Optionally, in conjunction with shown in Fig. 2, oil-deflecting cover 70 includes the oil guide pipe 71 of hollow tubular, the oil inlet end of oil guide pipe 71
It is directed at the injector of nozzle 60, the oil outlet end being oppositely arranged is towards bearing 40.The lubricating oil sprayed by nozzle 60 is first by Oil Guide
The oil inlet end of pipe 71 enters in oil guide pipe 71, then sprays to bearing 40 by the oil outlet end of oil guide pipe 71 again, to be carried out to bearing 40
Lubrication.
In the present embodiment, as shown in Figure 1, oil guide pipe 71 is located at the top of gear 30 and is obliquely installed, oil inlet end upward,
The oil outlet end that it is oppositely arranged is downward.Since oil guide pipe 71 is obliquely installed, and oil inlet end is upward, oil outlet end downward, consequently facilitating
Lubricating oil from top to bottom more smoothly sprays to bearing 40.
Optionally, as shown in Figures 2 and 3, oil-deflecting cover 70 further includes the mounting portion 72 for installing oil guide pipe 71, mounting portion
72 are arranged between first bearing seat 10 and second bearing seat 50.Oil-deflecting cover 70 is installed in first bearing seat 10 by mounting portion 72
Between second bearing seat 50.Oil guide pipe 71 is arranged on mounting portion 72 and both ends extend outwardly respectively.
In the present embodiment, as shown in Fig. 2, mounting portion 72 is in a ring, surface is equipped with the mounting hole of perforation, oil guide pipe 71
It is arranged in mounting hole.In this specific embodiment, oil guide pipe 71 is welded and fixed with mounting portion 72.It is also set on the surface of mounting portion 72
There are the hydraulic fluid port 721 of perforation, the outer edge of mounting portion 72 to be equipped with multiple recesses 722, hydraulic fluid port 721 and multiple recesses 722 for supplying
Lubricating oil flows back and forth between first bearing seat 10 and second bearing seat 50.Since rotary shaft 20 and gear 30 highly rotate, from
And lubricating oil is driven to flow, by hydraulic fluid port 721 and multiple recesses 722, lubricating oil can be made in first bearing seat 10 and second bearing seat 50
Between flow back and forth, so that it is guaranteed that the oil lubrication effect of bearing lubrication structure.
In the present embodiment, as shown in Fig. 2, to prevent oil-deflecting cover 70 from being rotated along its axis, to influence Oil Guide effect, installation
It is circumferentially with notch 723 to 72 upper edge of portion, and oil-deflecting cover 70 is arranged in the boss (not shown) of second bearing seat 50 by notch 723
On, for being positioned along its circumferential direction to oil-deflecting cover 70, to prevent oil-deflecting cover 70 from being rotated under the drive of rotary shaft 20.
Preferably, as shown in Figures 2 and 3, since oil guide pipe 71 is longer, and for install the mounting portion 72 of oil guide pipe 71 compared with
Thin, to enhance the mounting stability of oil guide pipe 71, in this preferred embodiment, oil-deflecting cover 70 further includes being used for Auxiliary support oil guide pipe
71 supporting part 73, supporting part 73 are connected with mounting portion 72.The fixation of oil guide pipe 71 is born against on supporting part 73.
In this specific embodiment, supporting part 73 is in semi-annular shape, and one end is connected with the inner ring surface of mounting portion 72, opposite
The other end of setting extends towards bearing 40.Oil guide pipe 71 and the outer ring surface of supporting part 73 are welded and fixed.
Optionally, as shown in Figure 1, bearing lubrication structure further includes spacer sleeve 80, spacer sleeve 80 is set to first bearing seat
Between 10 and second bearing seat 50.It is close to towards the end face of bearing 40 with the end face of spacer sleeve 80 on mounting portion 72.Pass through spacing
The effect of set 80 and second bearing seat 50, what the mounting portion 72 of oil-deflecting cover 70 can be stablized is clamped between the two, to oil-deflecting cover
70 can stablize be installed between spacer sleeve 80 and second bearing seat 50.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (9)
1. a kind of bearing lubrication structure, which is characterized in that including：
First bearing seat (10), the interior rotary shaft (20) for being installed with rotation setting of the first bearing seat (10), the rotary shaft
(20) fixation is installed with gear (30) in outer circle, is installed between the rotary shaft (20) and the first bearing seat (10) useful
In the bearing (40) for supporting the rotary shaft (20)；
Second bearing seat (50) is relatively arranged on one end of the first bearing seat (10), is set on the second bearing seat (50)
It is useful for the nozzle (60) of injection lubricating oil；
Oil-deflecting cover (70) is set between the first bearing seat (10) and the second bearing seat (50), is used for the spray
The lubricating oil that mouth (60) ejects is guided to the bearing (40) to sentence and is lubricated to the bearing (40).
2. bearing lubrication structure according to claim 1, which is characterized in that
The oil-deflecting cover (70) includes the oil guide pipe (71) of hollow tubular, and the oil inlet end of the oil guide pipe (71) is directed at the nozzle
(60) injector, the oil outlet end being oppositely arranged is towards the bearing (40).
3. bearing lubrication structure according to claim 2, which is characterized in that
The oil guide pipe (71) is located at the top of the gear (30) and is obliquely installed, and oil inlet end upward, is oppositely arranged
Oil outlet end is downward.
4. bearing lubrication structure according to claim 2, which is characterized in that
The oil-deflecting cover (70) further includes for installing the mounting portion of the oil guide pipe (71) (72), and mounting portion (72) card is set
Between the first bearing seat (10) and the second bearing seat (50)；
The oil guide pipe (71) is arranged on the mounting portion (72) and both ends extend outwardly respectively.
5. bearing lubrication structure according to claim 4, which is characterized in that
In a ring, surface is equipped with the mounting hole of perforation to the mounting portion (72), and the oil guide pipe (71) is arranged in the peace
It fills in hole；
The hydraulic fluid port (721) of perforation is additionally provided on the surface of the mounting portion (72), the outer edge of the mounting portion (72) is equipped with
Multiple recesses (722), the hydraulic fluid port (721) and multiple recesses (722) are used for for lubricating oil in the first bearing seat (10)
It is flowed back and forth between the second bearing seat (50).
6. bearing lubrication structure according to claim 5, which is characterized in that
It is circumferentially with notch (723) to mounting portion (72) upper edge, and the oil-deflecting cover (70) is set by the notch (723) card
In on the boss of the second bearing seat (50), for being positioned along its circumferential direction to the oil-deflecting cover (70).
7. bearing lubrication structure according to claim 5, which is characterized in that
The oil-deflecting cover (70) further includes the supporting part (73) for oil guide pipe (71) described in Auxiliary support, the supporting part (73)
It is connected with the mounting portion (72)；
Oil guide pipe (71) fixation is born against on the supporting part (73).
8. bearing lubrication structure according to claim 7, which is characterized in that
The supporting part (73) is in semi-annular shape, and one end is connected with the inner ring surface of the mounting portion (72), is oppositely arranged
The other end extends towards the bearing (40)；
The oil guide pipe (71) and the outer ring surface of the supporting part (73) are welded and fixed.
9. bearing lubrication structure according to claim 4, which is characterized in that
The bearing lubrication structure further includes spacer sleeve (80), the spacer sleeve (80) be set to the first bearing seat (10) and
Between the second bearing seat (50)；
It is close to towards the end face of the bearing (40) with the end face of the spacer sleeve (80) on the mounting portion (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721663038.2U CN207750484U (en) | 2017-12-04 | 2017-12-04 | Bearing lubrication structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721663038.2U CN207750484U (en) | 2017-12-04 | 2017-12-04 | Bearing lubrication structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207750484U true CN207750484U (en) | 2018-08-21 |
Family
ID=63148177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721663038.2U Active CN207750484U (en) | 2017-12-04 | 2017-12-04 | Bearing lubrication structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207750484U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109592350A (en) * | 2018-11-21 | 2019-04-09 | 衡阳雄伟运输机械有限公司 | The rolling of novel belt machine heavy duty taper |
-
2017
- 2017-12-04 CN CN201721663038.2U patent/CN207750484U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109592350A (en) * | 2018-11-21 | 2019-04-09 | 衡阳雄伟运输机械有限公司 | The rolling of novel belt machine heavy duty taper |
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