CN205800638U - A kind of wheel assemblies of main airplane wheel - Google Patents
A kind of wheel assemblies of main airplane wheel Download PDFInfo
- Publication number
- CN205800638U CN205800638U CN201620685697.5U CN201620685697U CN205800638U CN 205800638 U CN205800638 U CN 205800638U CN 201620685697 U CN201620685697 U CN 201620685697U CN 205800638 U CN205800638 U CN 205800638U
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- Prior art keywords
- wheel
- wheel hub
- hub
- bearing
- cavity volume
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Abstract
The utility model discloses the wheel assemblies of a kind of main airplane wheel, including wheel hub, wheel rim, half snap ring, guide rail, bearing and regulation lining.Described wheel hub cavity volume medial wall is provided with several guide rails and Hot melt plug, it is provided with heat screen on described cavity volume inwall and between guide rail, described wheel hub lateral wall is set with wheel rim, carry out sealing by sealing ring and fix with half snap ring, described hub shaft hole is respectively arranged at two ends with bearing, regulation lining is arranged between described taper roll bearing, is used for regulating bearing axial dimension, compensates bearing axial runout amount and prevents brake rear-wheel hub expanded by heating from making bearing stuck.The meridosternous wheel structure of described wheel hub is not only convenient for tire dismantling, moreover it is possible to provide the cavity volume of a filled brake gear the biggest.Described hub inner lumen equipped with heat screen, can stop brake heat to the radiation of wheel hub and convection current.
Description
Technical field
This utility model belongs to takes off landing system, particularly relates to the wheel assemblies of a kind of main airplane wheel.
Background technology
Main airplane wheel includes that wheel assemblies and brake gear, tire supporting with it are used in conjunction with, and is loaded on aircraft master and rises and falls
On frame, for taking off, land, slide, brake and ground is parked.Wheel assemblies is the critical piece of supporting aircraft, not only holds
By landing shock load, also subject to various load when ground taxi and ground controlling and the effect of inflation pressure of tire.
A kind of wheel assembly for airplane brake system that utility model Authorization Notice No. provides for CN 204415715,
Including meridosternous formula structural hub, wheel hub is provided with cavity volume, and described cavity volume includes the first cavity volume and second connected by structure hole
Cavity volume, described first cavity volume medial wall is provided with several boss for installing guide rail and Hot melt plug, described first cavity volume inwall
Above and being provided with heat screen between guide rail, described wheel hub lateral wall is set with wheel rim, and described hub centre position is provided with concentric
Axle bed, described axle bed center is communicated with described first cavity volume and the axis hole of the second cavity volume, and described axis hole is respectively arranged at two ends with axle
Hold, outside bearing, be provided with oil scraper ring, outside bearing, be provided with dust cap, be positioned at the described axle bed outside dust cap and be provided with gear.
Inside wheel rim and wheel hub lateral wall is provided with sealing ring, wheel rim and junction, wheel hub lateral wall and is provided with two half-round clamping rings.This is real
Axial dimension between the two bearings by novel shortcoming being is unfavorable for regulation.
Utility model content
Not enough for prior art, this utility model provides the wheel assemblies of a kind of main airplane wheel, described wheel assemblies
Including wheel hub, wheel rim, half snap ring, taper roll bearing, regulation lining, oil scraper ring, valve assembly, Hot melt plug and end cap group
Part, described wheel hub is provided with the first cavity volume and the second cavity volume, if the circumferential surface of described first cavity volume be evenly equipped with several guide rails and
Dry Hot melt plug, described valve assembly is arranged on the sidewall of the second cavity volume of described wheel hub, and described valve assembly is to use
In tire inflation/deflation；Described wheel rim is fixed with described wheel hub by described half snap ring, and two circular cones are installed at the center of described wheel hub
Roller bearing, described regulation lining is arranged between described taper roll bearing, and it is axial that described regulation lining is used for regulating bearing
Size；Described oil scraper ring is separately mounted to outside two described taper roll bearings, and oil scraper ring is used for preventing bearing lubrication seborrhea
Go out, and prevent foreign material from entering taper roll bearing inner chamber and running out bearing；Described end-cap assembly is installed on institute outside described wheel hub
State at taper roll bearing.
Further, described guide rail quantity is 9, and its effect is that the outside keyway with Moving plate coordinates, and drives Moving plate with wheel hub
Rotating, Moving plate can move axially.
Further, described guide rail is provided with heat screen between any two, and the quantity of described heat screen is 9, stops for stop
Car heat radiates to wheel hub, prevents wheel hub temperature too high.
Further, the quantity of described Hot melt plug is 3, is used for preventing that wheel is overheated causes tyre explosion, it is ensured that aircraft
Safety.
Further, described wheel hub is provided with seal groove, equipped with sealing ring in described seal groove, is used for sealing wheel rim
With wheel hub.
Further, described end-cap assembly is fixed on described wheel hub by bolt.
Further, described end-cap assembly is provided with trundle, and described trundle coordinates with aircraft wheel speed sensors, its effect
It it is to drive sensor rotation, it is provided that wheel linear velocity.
Compared with prior art, the beneficial effects of the utility model are:
1, the meridosternous wheel structure of described wheel hub is not only convenient for tire dismantling, moreover it is possible to provide a biggest dress brake dress
The cavity volume put.
2, described wheel hub, wheel rim, half snap ring use high-strength aluminum alloy forging to make, and have that bearing capacity is big, use the longevity
The advantages such as life is long.
3, described hub inner lumen is equipped with heat screen, reduces brake radiation of heat harm, stops the radiation to wheel hub of the brake heat
With convection current.
4, described regulation lining is arranged between two taper roll bearings, is used for regulating described taper roll bearing axial
Size, makes inboard bearing and outboard bearing remain certain interval, to compensate bearing axial runout amount and to prevent the trailing wheel that brakes
Hub expanded by heating makes bearing stuck.
Accompanying drawing explanation
Fig. 1 is wheel assemblies sectional view described in the utility model；
Fig. 2 is wheel assemblies left view described in the utility model.
Shown in figure: 1-wheel hub, 101-the first cavity volume, 102-the second cavity volume, 2-wheel rim, 3-half snap ring, 4-sealing ring, 5-
Seal groove, 6-oil scraper ring, 7-taper roll bearing, 8-regulates lining, 9-valve assembly, 10-Hot melt plug, 11-guide rail,
12-screw, 13-heat screen, 14-end-cap assembly, 15-trundle.
Detailed description of the invention
Below in conjunction with the accompanying drawings and be embodied as this utility model is described further, but not as to of the present utility model
Limit.
The wheel assemblies of a kind of main airplane wheel described in the utility model, described wheel assemblies include wheel hub 1, wheel rim 2, half
Snap ring 3, sealing ring 4, oil scraper ring 6, taper roll bearing 7, regulation lining 8, valve assembly 9, Hot melt plug 10, guide rail 11, every
Heat shielding 13 and end-cap assembly 14, described wheel hub 1 is fabricated by by high-strength aluminum alloy forging, uses meridosternous structure, it is provided that can
First cavity volume 101 of dress brake gear；Described wheel hub 1 is provided with the first cavity volume 101 and the second cavity volume 102, described first cavity volume 101
Circumferential surface be evenly equipped with several Hot melt plug 10 and several guide rails 11, described valve assembly 9 is arranged on described wheel hub 1
On the sidewall of the second cavity volume 102, described wheel rim 2 uses high-strength aluminum alloy forging to be fabricated by, and described wheel rim 2 is by described half
Snap ring 3 is fixed with described wheel hub 1, and described half snap ring 3 uses high-strength aluminum alloy forging to make, and the center of described wheel hub 1 is installed
Two taper roll bearings 7, described regulation lining 8 is arranged between described taper roll bearing 7, and described oil scraper ring 6 is pacified respectively
Being contained in outside two described taper roll bearings 7, described end-cap assembly 14 is installed on the described taper roller outside described wheel hub 1
At bearing 7.
Described wheel hub 1 is provided with seal groove 5, equipped with sealing ring 4 in described seal groove 5.
Described guide rail 11 quantity is 9, is fixed on described wheel hub 1 by screw 12.
Described guide rail 11 is provided with heat screen 13 between any two, and the quantity of described heat screen 13 is 9.
The quantity of described Hot melt plug 10 is 3.
Described end-cap assembly 14 is fixed on described wheel hub 1 by bolt.
Described end-cap assembly 14 is provided with trundle 15, and described trundle 15 is joined with aircraft wheel speed sensors (not shown)
Close.
This utility model is not limited to above-mentioned embodiment, in the case of without departing substantially from flesh and blood of the present utility model,
Any deformation that it may occur to persons skilled in the art that, improve, replace and each fall within scope of the present utility model.
Claims (7)
1. the wheel assemblies of a main airplane wheel, it is characterised in that described wheel assemblies includes wheel hub, wheel rim, half snap ring, circle
Taper roller bearing, regulation lining, oil scraper ring, valve assembly, Hot melt plug and end-cap assembly, described wheel hub be provided with the first cavity volume and
Second cavity volume, the circumferential surface of described first cavity volume is evenly equipped with several guide rails and several Hot melt plug, described valve assembly
Being arranged on the sidewall of the second cavity volume of described wheel hub, described wheel rim is fixed with described wheel hub by described half snap ring, described takes turns
Two taper roll bearings are installed at the center of hub, and described regulation lining is installed between described taper roll bearing, described oil scraper ring
Being separately mounted to outside two described taper roll bearings, described end-cap assembly is installed on the described circular cone rolling outside described wheel hub
At sub-bearing.
2. according to the wheel assemblies described in claim 1, it is characterised in that described guide rail quantity is 9, is fixed by screws in
On described wheel hub.
3. according to the wheel assemblies described in claim 1, it is characterised in that be provided with heat screen between the most described guide rail, described
The quantity of heat screen is 9.
4. according to the wheel assemblies described in claim 1, it is characterised in that the quantity of described Hot melt plug is 3.
5. according to the wheel assemblies described in claim 1, it is characterised in that described end-cap assembly is fixed in described wheel by bolt
On hub.
6. according to the wheel assemblies described in claim 1, it is characterised in that described end-cap assembly is provided with trundle, described transmission
Pin coordinates with aircraft wheel speed sensors.
7. according to the wheel assemblies described in claim 1, it is characterised in that described wheel hub is provided with seal groove, described sealing
Equipped with sealing ring in ring recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620685697.5U CN205800638U (en) | 2016-06-30 | 2016-06-30 | A kind of wheel assemblies of main airplane wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620685697.5U CN205800638U (en) | 2016-06-30 | 2016-06-30 | A kind of wheel assemblies of main airplane wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205800638U true CN205800638U (en) | 2016-12-14 |
Family
ID=57512236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620685697.5U Active CN205800638U (en) | 2016-06-30 | 2016-06-30 | A kind of wheel assemblies of main airplane wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205800638U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107139649A (en) * | 2017-05-16 | 2017-09-08 | 西安航空制动科技有限公司 | A kind of airplane wheel component |
| CN107757249A (en) * | 2017-11-21 | 2018-03-06 | 西安航空制动科技有限公司 | A kind of encapsulated snap ring and preparation method thereof |
| GB2587431A (en) * | 2019-09-30 | 2021-03-31 | Airbus Operations Ltd | Bearing unit for an aircraft wheel |
| CN113511030A (en) * | 2021-05-27 | 2021-10-19 | 西安航空制动科技有限公司 | Brake wheel hub capable of preventing hub and wheel rim from rotating relatively and design method thereof |
-
2016
- 2016-06-30 CN CN201620685697.5U patent/CN205800638U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107139649A (en) * | 2017-05-16 | 2017-09-08 | 西安航空制动科技有限公司 | A kind of airplane wheel component |
| CN107757249A (en) * | 2017-11-21 | 2018-03-06 | 西安航空制动科技有限公司 | A kind of encapsulated snap ring and preparation method thereof |
| GB2587431A (en) * | 2019-09-30 | 2021-03-31 | Airbus Operations Ltd | Bearing unit for an aircraft wheel |
| WO2021063907A1 (en) * | 2019-09-30 | 2021-04-08 | Airbus Operations Limited | Bearing unit for an aircraft wheel |
| US11994164B2 (en) | 2019-09-30 | 2024-05-28 | Airbus Operations Limited | Bearing unit for an aircraft wheel |
| CN113511030A (en) * | 2021-05-27 | 2021-10-19 | 西安航空制动科技有限公司 | Brake wheel hub capable of preventing hub and wheel rim from rotating relatively and design method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 102206 Beijing Changping District Science Park Road No. 13 room 317 floating white Patentee after: Beijing North High Tech friction materials Limited by Share Ltd Address before: 102206 Beijing City, Shahe Town, Shahe Industrial Zone, North Korea Hi Tech Co., Ltd., Patentee before: Beijing Bei Mo Gao Ke Friction Material Co., Ltd. |