CN113494534A - Bearing cover of bearing of rudder support - Google Patents
Bearing cover of bearing of rudder support Download PDFInfo
- Publication number
- CN113494534A CN113494534A CN202110675184.1A CN202110675184A CN113494534A CN 113494534 A CN113494534 A CN 113494534A CN 202110675184 A CN202110675184 A CN 202110675184A CN 113494534 A CN113494534 A CN 113494534A
- Authority
- CN
- China
- Prior art keywords
- cover plate
- rudder
- bearing
- shaped
- bearing cap
- 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.)
- Pending
Links
- 239000004519 grease Substances 0.000 claims abstract description 13
- 238000002347 injection Methods 0.000 claims abstract description 8
- 239000007924 injection Substances 0.000 claims abstract description 8
- 230000001050 lubricating effect Effects 0.000 claims abstract description 6
- 238000003754 machining Methods 0.000 claims abstract description 5
- 230000001154 acute effect Effects 0.000 claims abstract description 4
- 239000000126 substance Substances 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 210000002445 nipple Anatomy 0.000 description 4
- 238000011065 in-situ storage Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
Abstract
The invention provides a bearing cover of a bearing of a rudder support, which comprises: a machining cover plate (10), a spring washer (20) and an oil injection nozzle (30); the surface of the machined cover plate (10) far away from the bearing is provided with 4 bosses, and the interior of the machined cover plate (10) is provided with a step-shaped annular through hole for clamping a rudder rotating pipe shaft; an L-shaped channel is arranged in each boss, the axial direction of the inlet of each L-shaped channel is parallel to the surface of the mechanical cover plate (10) or forms an acute angle, and the outlet of each L-shaped channel is arranged at the step of the stepped annular through hole and used for injecting lubricating grease into the bearing ball of the rudder support bearing; the inlets of the L-shaped passages are respectively in threaded connection with an oil filling nozzle (30), and a spring washer (20) is arranged between the inlets of the L-shaped passages and the oil filling nozzle (30).
Description
Technical Field
The invention belongs to the technical field of aviation, and particularly relates to a bearing cover of a bearing of a rudder support.
Background
The connection structure of the tail rudder bearing seat of the large rudder surface rudder of the existing airplane is shown in fig. 1, and refer to the chinese patent with the application number of 201610217272.6.
When daily normal position to the bearing annotates lubricating grease, there is the structural space restriction, must hoist and mount the rudder, pull down the bearing support, open bearing cap 1 and just can implement to annotate lubricating grease, the problem that wastes time and energy.
Disclosure of Invention
The invention provides a bearing cover of a bearing of a rudder support, which realizes in-situ grease injection and is convenient for daily lubrication of the bearing of the rudder support.
The invention provides a bearing cover of a bearing of a rudder support, which comprises: a mechanical cover plate 10, a spring washer 20 and an oil nozzle 30; wherein the content of the first and second substances,
4 bosses are arranged on the surface of the mechanical cover plate 10 far away from the bearing, and a step-shaped annular through hole is arranged inside the mechanical cover plate 10 and used for clamping a rudder rotating pipe shaft;
an L-shaped channel is arranged in each boss, the axial direction of the inlet of each L-shaped channel is parallel to the surface of the mechanical cover plate 10 or forms an acute angle with the surface of the mechanical cover plate, and the outlet of each L-shaped channel is arranged at the step of the stepped annular through hole and used for injecting lubricating grease into the bearing balls of the rudder support bearing;
the entrances of the L-shaped passages are respectively screw-coupled to one of the grease nipples 30, and a spring washer 20 is provided between the entrances of the L-shaped passages and the grease nipples 30.
In a possible implementation, the 4 bosses are annular and symmetrically arranged on the surface of the machined cover plate 10.
In one possible implementation, 4 bosses are integrally formed with the machined cover plate 10.
In a possible implementation, the wall thickness of the L-shaped channel is in the range of 2-4 mm.
In a feasible implementation mode, the transition between the boss and the mechanical cover plate 10 is rounded.
In one possible implementation, the face of the boss facing the center of the machined cover plate 10 is spherical.
In a possible implementation, the aperture of the L-shaped channel is 4 mm.
In a possible implementation, a rubber sealing ring is arranged between the boss and the spring washer 20.
The bearing cover of the bearing of the rudder support provided by the invention realizes the in-situ grease injection of the bearing of the rudder support, reduces the workload of hoisting the rudder and improves the maintainability of the bearing.
Drawings
FIG. 1 is a schematic structural view of a conventional connection structure of a bearing seat of an airplane empennage rudder;
FIG. 2 is an exploded schematic view of a rudder mount bearing cap provided by the present invention;
FIG. 3 is a schematic view of the mounting of a bearing cap of a rudder mount bearing provided by the present invention;
FIG. 4 is a cross-sectional view of a rudder mount bearing cap provided by the present invention;
description of reference numerals:
1-bearing cover; 10-machining a cover plate; 20-a spring washer; 30-oil injection nozzle.
Detailed Description
The rudder mount bearing cap provided by the present invention will be described with reference to the accompanying drawings.
Fig. 2 is an exploded schematic view of a rudder mount bearing cap provided by the present invention, fig. 3 is an installation schematic view of the rudder mount bearing cap provided by the present invention, fig. 4 is a cross-sectional view of the rudder mount bearing cap provided by the present invention, as shown in fig. 2-4,
the invention provides a bearing cover of a bearing of a rudder support, which comprises: a mechanical cover plate 10, a spring washer 20 and an oil nozzle 30; wherein the content of the first and second substances,
4 bosses are arranged on the surface of the mechanical cover plate 10 far away from the bearing, and a step-shaped annular through hole is arranged inside the mechanical cover plate 10 and used for clamping a rudder rotating pipe shaft; an L-shaped channel is arranged in each boss, the axial direction of the inlet of each L-shaped channel is parallel to the surface of the mechanical cover plate 10 or forms an acute angle with the surface of the mechanical cover plate, and the outlet of each L-shaped channel is arranged at the step of the stepped annular through hole and used for injecting lubricating grease into the bearing balls of the rudder support bearing; the entrances of the L-shaped passages are respectively screw-coupled to one of the grease nipples 30, and a spring washer 20 is provided between the entrances of the L-shaped passages and the grease nipples 30.
Optionally, the 4 bosses are ring-shaped and symmetrically arranged on the surface of the machined cover plate 10.
Alternatively, 4 bosses are integrally formed with the machined cover plate 10.
Optionally, the wall thickness of the L-shaped channel is in the range of 2-4 mm.
Optionally, the transition between the boss and the capping plate 10 is rounded.
Alternatively, the face of the boss facing the center of the capping plate 10 is spherical.
Optionally, the aperture of the L-shaped channel is 4 mm.
Optionally, a rubber seal is provided between the boss and the spring washer 20.
The bearing cover of the bearing of the rudder support provided by the invention realizes the in-situ grease injection of the bearing of the rudder support, reduces the workload of hoisting the rudder and improves the maintainability of the bearing.
Claims (8)
1. A rudder mount bearing cap, comprising: a machining cover plate (10), a spring washer (20) and an oil injection nozzle (30); wherein the content of the first and second substances,
4 bosses are arranged on the surface of the machined cover plate (10) far away from the bearing, and a step-shaped annular through hole is formed in the machined cover plate (10) and used for clamping a rudder rotating pipe shaft;
an L-shaped channel is arranged in each boss, the axial direction of the inlet of each L-shaped channel is parallel to the surface of the machining cover plate (10) or forms an acute angle with the surface of the machining cover plate, and the outlet of each L-shaped channel is arranged at the step of the stepped annular through hole and used for injecting lubricating grease into the bearing ball of the rudder support bearing;
the inlet of the L-shaped passage is respectively in threaded connection with an oil injection nozzle (30), and a spring washer (20) is arranged between the inlet of the L-shaped passage and the oil injection nozzle (30).
2. Rudder mount bearing cap according to claim 1, characterised in that the 4 bosses are ring-shaped and symmetrically arranged on the surface of the machined cover plate (10).
3. Rudder mount bearing cap according to claim 1, characterised in that the 4 bosses are formed integrally with the machined cover plate (10).
4. Rudder mount bearing cap according to claim 1, characterised in that the wall thickness of the L-shaped channel is in the range of 2-4 mm.
5. Rudder mount bearing cap according to claim 1, characterised in that the transition between the boss and the machined cover plate (10) is rounded.
6. Rudder mount bearing cap according to claim 1, characterised in that the side of the boss facing the centre of the machined cover plate (10) is spherical.
7. Rudder mount bearing cap according to claim 1, characterised in that the aperture of the L-shaped channel is 4 mm.
8. Rudder mount bearing cap according to claim 1, characterised in that a rubber sealing ring is arranged between the boss and the spring washer (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110675184.1A CN113494534A (en) | 2021-09-01 | 2021-09-01 | Bearing cover of bearing of rudder support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110675184.1A CN113494534A (en) | 2021-09-01 | 2021-09-01 | Bearing cover of bearing of rudder support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113494534A true CN113494534A (en) | 2021-10-12 |
Family
ID=77997548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110675184.1A Pending CN113494534A (en) | 2021-09-01 | 2021-09-01 | Bearing cover of bearing of rudder support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113494534A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05126141A (en) * | 1991-03-30 | 1993-05-21 | J M Voith Gmbh | Bearing casing for multi-row roller bearing |
| CN2926746Y (en) * | 2006-07-05 | 2007-07-25 | 郭世勇 | Bearing end with oil-filling mouth |
| CN102252027A (en) * | 2010-05-20 | 2011-11-23 | 江都印染机械有限公司 | Oil accommodating type bearing pedestal |
| CN203297091U (en) * | 2013-06-03 | 2013-11-20 | 国电大渡河检修安装有限公司 | Improved water pump bearing lubrication structure |
| CN203892389U (en) * | 2014-06-13 | 2014-10-22 | 菲斯达精密工业部件（苏州）有限公司 | End cover and corresponding sealing structure |
| CN107605972A (en) * | 2017-10-30 | 2018-01-19 | 镇江建华轴承有限公司 | A kind of bearing (ball) cover |
| CN107701590A (en) * | 2017-10-30 | 2018-02-16 | 镇江建华轴承有限公司 | A kind of bearing (ball) cover structure |
| US20190257409A1 (en) * | 2018-02-20 | 2019-08-22 | Bourgault Tillage Tools Ltd. | Greasable idler pulley and related kit and method |
| CN209925442U (en) * | 2019-01-28 | 2020-01-10 | 中国石油化工股份有限公司 | Novel portable crank pin bearing seat assembly of pumping unit |
| CN210830188U (en) * | 2019-03-29 | 2020-06-23 | 江阴科玛金属制品有限公司 | Lubricating bearing seat for tandem mill |
-
2021
- 2021-09-01 CN CN202110675184.1A patent/CN113494534A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05126141A (en) * | 1991-03-30 | 1993-05-21 | J M Voith Gmbh | Bearing casing for multi-row roller bearing |
| CN2926746Y (en) * | 2006-07-05 | 2007-07-25 | 郭世勇 | Bearing end with oil-filling mouth |
| CN102252027A (en) * | 2010-05-20 | 2011-11-23 | 江都印染机械有限公司 | Oil accommodating type bearing pedestal |
| CN203297091U (en) * | 2013-06-03 | 2013-11-20 | 国电大渡河检修安装有限公司 | Improved water pump bearing lubrication structure |
| CN203892389U (en) * | 2014-06-13 | 2014-10-22 | 菲斯达精密工业部件（苏州）有限公司 | End cover and corresponding sealing structure |
| CN107605972A (en) * | 2017-10-30 | 2018-01-19 | 镇江建华轴承有限公司 | A kind of bearing (ball) cover |
| CN107701590A (en) * | 2017-10-30 | 2018-02-16 | 镇江建华轴承有限公司 | A kind of bearing (ball) cover structure |
| US20190257409A1 (en) * | 2018-02-20 | 2019-08-22 | Bourgault Tillage Tools Ltd. | Greasable idler pulley and related kit and method |
| CN209925442U (en) * | 2019-01-28 | 2020-01-10 | 中国石油化工股份有限公司 | Novel portable crank pin bearing seat assembly of pumping unit |
| CN210830188U (en) * | 2019-03-29 | 2020-06-23 | 江阴科玛金属制品有限公司 | Lubricating bearing seat for tandem mill |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211012 |
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| RJ01 | Rejection of invention patent application after publication |