CN203906578U - Novel oil leakage prevention structure of bearing box - Google Patents
Novel oil leakage prevention structure of bearing box Download PDFInfo
- Publication number
- CN203906578U CN203906578U CN201420288524.0U CN201420288524U CN203906578U CN 203906578 U CN203906578 U CN 203906578U CN 201420288524 U CN201420288524 U CN 201420288524U CN 203906578 U CN203906578 U CN 203906578U
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- Prior art keywords
- oil
- bearing
- groove
- return groove
- annular
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Abstract
The utility model relates to a novel oil leakage prevention structure of a bearing box. The novel oil leakage prevention structure comprises an inner shaft sleeve, an outer shaft sleeve and a bearing, which are arranged on a rotating shaft, wherein the bearing is arranged in a bearing position on a wall plate; the inner shaft sleeve is arranged in a shaft hole in the bearing position; the outer shaft sleeve is arranged in a shaft hole in an oil tank; a first oil return groove with the annular trapezoidal section is formed in the wall of the shaft hole in the bearing position; an annular oil throwing groove is formed in a part, over against the first oil return groove, of the outer wall of the inner shaft sleeve; an annular oil throwing ring with the triangular section is formed in the oil throwing groove; a channel communicating the inner cavity of the bearing box and the first oil return groove is formed in the bottom wall of the bearing position; the channel is connected with the low point of the first oil return groove; a second oil return groove with the annular trapezoidal section is formed in the wall of the shaft hole in the oil tank; an annular oil throwing groove is formed in a part, over against the second oil return groove, of the outer wall of the outer shaft sleeve; an annular oil throwing ring with the triangular section is formed in the oil throwing groove; a channel communicating the inner cavity of the bearing box and the second oil return groove is formed in the inner wall of the oil tank; the channel is connected with the low point of the second oil return groove.
Description
Technical field
The utility model belongs to bearing housing device technique field, relates in particular to a kind of Novel bearing box leak-proof arrangement.
Background technique
In each structure between axle and bearing housing, prevent that its status of seal arrangement of leakage of oil is very important, effect is that the lubricant oil that prevents bearing housing inside leaks.Generally in prior art adopt rubber oil sea, packing seal, various rubber oil seas are due to the constraint of material aspect, all restricted to linear velocity and temperature, and between rotating shaft, have contact friction, cause the dual abrasion of self and rotating shaft.Above-mentioned rubber oil sea be generally to or many groups install and use simultaneously, coordinate with rotating shaft and consume certain power, waste energy, produce heat, and very easily damage, must shut down and change.
Model utility content
The utility model for solve the technical problem existing in known technology provide a kind of simple in structure, effectively prevent that the long and running of oil leakage, life-span from saving the Novel bearing box leak-proof arrangement of the energy.
The technological scheme that the utility model is taked for the technical problem existing in solution known technology is: a kind of Novel bearing box leak-proof arrangement comprises the internal axle sleeve and the external axle sleeve that are arranged in rotating shaft, between internal axle sleeve and external axle sleeve, bearing is installed, bearing is positioned at the bearing position on the wallboard of bearing housing, internal axle sleeve is positioned at the axis hole being opened on bearing position, and external axle sleeve is positioned at the axis hole on the fuel tank that is opened in bearing housing, on the hole wall of the axis hole on bearing position, be provided with annular, the first oil-return groove of trapezoid cross section, on the outer wall of internal axle sleeve, just the position of the first oil-return groove is being provided with the oil groove that gets rid of of annular, in getting rid of oil groove, this is provided with the annular oil slinger of triangular-section, on the diapire of bearing position, be provided with the passage that is communicated with bearing box cavity and the first oil-return groove, this passage is connected to the low dot location of the first oil-return groove, on the hole wall of the axis hole on fuel tank, be provided with annular, the second oil-return groove of trapezoid cross section, on the outer wall of external axle sleeve, just the position of the second oil-return groove is being provided with the oil groove that gets rid of of annular, in getting rid of oil groove, this is provided with the annular oil slinger of triangular-section, on the inwall of fuel tank, be provided with the passage that is communicated with bearing box cavity and the second oil-return groove, this passage is connected to the low dot location of the second oil-return groove.
Advantage of the present utility model and good effect are: the utility model provides a kind of bearing housing oil leakage preventing apparatus of new structure, by annular oil-return groove being set on the axis hole hole wall on axis hole hole wall and fuel tank on casing bearing position, and on the outer wall of internal axle sleeve and external axle sleeve, arrange annular, middle part is with the passage connecting with oil-return groove that gets rid of oil groove and be positioned at low spot of triangular-section annular oil slinger, realize the lubricant oil leaking under the effect of centrifugal force, be thrown in oil-return groove through getting rid of the annular oil slinger of oil groove that collecting refluxes and pass through passage reenters the function in bearing housing, effectively prevent the leakage of lubricant oil.Meanwhile, due to the drawback of fully having avoided the members such as existing rubber oil sea, packing seal and rotating shaft mutually to wear and tear, directly promote the working life of bearing housing, reduced on bearing housing because the energy consumption that friction brings.
Preferably: described bearing adopts trim ring to be fixedly mounted in bearing position.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structure for amplifying schematic diagram of the first oil-return groove and internal axle sleeve matching part in Fig. 1.
In figure: 1, wallboard; 2, disc; 3, bearing position; 4, the first oil-return groove; 5, internal axle sleeve; 6, rotating shaft; 7, Wu Youqu; 8, lubricant oil; 9, You You district; 10, external axle sleeve; 11, the second oil-return groove; 12, fuel tank.
Embodiment
For further understanding summary of the invention of the present utility model, Characteristic, hereby exemplify following examples and be described in detail as follows:
Refer to Fig. 1, jointly formed bearing housing with wallboard 1 and the fuel tank 12 of bearing position 3, be added with lubricant oil 8 in bearing housing, the outside that the bottom of bearing housing forms You You district 9, bearing housing forms Wu You district 7.Rotating shaft 6 is horizontal to be arranged in bearing housing.
The utility model comprises the internal axle sleeve 5 and the external axle sleeve 10 that are installed in rotating shaft 6, between internal axle sleeve 5 and external axle sleeve 10, bearing is installed, and bearing is positioned at bearing position 3.In order to strengthen the stability of running, bearing is fixed in bearing position 3 by trim ring, and trim ring employing bolt and wallboard 1 are affixed.
Internal axle sleeve 5 is positioned at the axis hole being opened on bearing position 3, and external axle sleeve 10 is positioned at the axis hole being opened on fuel tank 12.
On the hole wall of the axis hole on bearing position 3, be provided with the first oil-return groove 4 annular, trapezoid cross section, what on the outer wall of internal axle sleeve 5, just the position of the first oil-return groove 4 is being provided with to annular gets rid of oil groove, in getting rid of oil groove, this is provided with the annular oil slinger of triangular-section, on the diapire of bearing position 3, be provided with the passage that is communicated with bearing box cavity and the first oil-return groove 4, this passage is connected to the low dot location of the first oil-return groove 4.
On the hole wall of the axis hole on fuel tank 12, be provided with the second oil-return groove 11 annular, trapezoid cross section, what on the outer wall of external axle sleeve 10, just the position of the second oil-return groove 11 is being provided with to annular gets rid of oil groove, in getting rid of oil groove, this is provided with the annular oil slinger of triangular-section, on the inwall of fuel tank 12, be provided with the passage that is communicated with bearing box cavity and the second oil-return groove 11, this passage is connected to the low dot location of the second oil-return groove 11.
On external axle sleeve 10, be connected with discoidal disc 2, in its bottom floodlubrication oil 8, the various piece that lubricant oil 8 is splashed to bearing housing inner chamber by the rotation at full speed of synchronizeing with rotating shaft 6 realizes lubricated.
Working procedure: when lubricant oil 8 is under the effect of disc 2 and other external force during along axially the moving laterally of rotating shaft 6, first flow into and get rid of in oil groove, under the effect of centrifugal force, lubricant oil 8 moves to the tip of triangular-section disc gradually and finally departs from and enter in oil-return groove, lubricant oil 8 converges downwards afterwards, reenters bearing housing inside through the passage of bottom.
Claims (2)
1. a Novel bearing box leak-proof arrangement, it is characterized in that: comprise the internal axle sleeve (5) and the external axle sleeve (10) that are arranged in rotating shaft (6), between internal axle sleeve (5) and external axle sleeve (10), bearing is installed, bearing is positioned at the bearing position (3) on the wallboard (1) of bearing housing, internal axle sleeve (5) is positioned at the axis hole being opened on bearing position (3), and external axle sleeve (10) is positioned at the axis hole on the fuel tank (12) that is opened in bearing housing, on the hole wall of the axis hole on bearing position (3), be provided with annular, first oil-return groove (4) of trapezoid cross section, on the outer wall of internal axle sleeve (5), just the position of the first oil-return groove (4) is being provided with the oil groove that gets rid of of annular, in getting rid of oil groove, this is provided with the annular oil slinger of triangular-section, on the diapire of bearing position (3), be provided with the passage that is communicated with bearing box cavity and the first oil-return groove (4), this passage is connected to the low dot location of the first oil-return groove (4), on the hole wall of the axis hole on fuel tank (12), be provided with annular, second oil-return groove (11) of trapezoid cross section, on the outer wall of external axle sleeve (10), just the position of the second oil-return groove (11) is being provided with the oil groove that gets rid of of annular, in getting rid of oil groove, this is provided with the annular oil slinger of triangular-section, on the inwall of fuel tank (12), be provided with the passage that is communicated with bearing box cavity and the second oil-return groove (11), this passage is connected to the low dot location of the second oil-return groove (11).
2. Novel bearing box leak-proof arrangement as claimed in claim 1, is characterized in that: described bearing adopts trim ring to be fixedly mounted in bearing position (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420288524.0U CN203906578U (en) | 2014-05-30 | 2014-05-30 | Novel oil leakage prevention structure of bearing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420288524.0U CN203906578U (en) | 2014-05-30 | 2014-05-30 | Novel oil leakage prevention structure of bearing box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203906578U true CN203906578U (en) | 2014-10-29 |
Family
ID=51780860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420288524.0U Expired - Fee Related CN203906578U (en) | 2014-05-30 | 2014-05-30 | Novel oil leakage prevention structure of bearing box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203906578U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224100A (en) * | 2016-09-02 | 2016-12-14 | 中国科学院工程热物理研究所 | The collar |
| CN106369260A (en) * | 2016-09-28 | 2017-02-01 | 洪东科 | Efficient lubricating device for parts of pilotless automobile |
| CN107314038A (en) * | 2017-08-25 | 2017-11-03 | 江苏海特尔机械有限公司 | A kind of bearing block cooled down with lubricating oil with oil-leakage-prevention |
| CN110939852A (en) * | 2019-12-25 | 2020-03-31 | 南通醋酸纤维有限公司 | Anti-leakage upper oil groove structure |
-
2014
- 2014-05-30 CN CN201420288524.0U patent/CN203906578U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224100A (en) * | 2016-09-02 | 2016-12-14 | 中国科学院工程热物理研究所 | The collar |
| CN106369260A (en) * | 2016-09-28 | 2017-02-01 | 洪东科 | Efficient lubricating device for parts of pilotless automobile |
| CN107314038A (en) * | 2017-08-25 | 2017-11-03 | 江苏海特尔机械有限公司 | A kind of bearing block cooled down with lubricating oil with oil-leakage-prevention |
| CN107314038B (en) * | 2017-08-25 | 2022-12-09 | 江苏海特尔机械有限公司 | Bearing seat with lubricating oil cooling and oil leakage preventing functions |
| CN110939852A (en) * | 2019-12-25 | 2020-03-31 | 南通醋酸纤维有限公司 | Anti-leakage upper oil groove structure |
| CN110939852B (en) * | 2019-12-25 | 2024-08-23 | 南通醋酸纤维有限公司 | Anti-leakage oil feeding groove structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20190530 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |