CN2908350Y - Airplane brake wheel - Google Patents
Airplane brake wheel Download PDFInfo
- Publication number
- CN2908350Y CN2908350Y CN 200620018953 CN200620018953U CN2908350Y CN 2908350 Y CN2908350 Y CN 2908350Y CN 200620018953 CN200620018953 CN 200620018953 CN 200620018953 U CN200620018953 U CN 200620018953U CN 2908350 Y CN2908350 Y CN 2908350Y
- Authority
- CN
- China
- Prior art keywords
- wheel
- brake
- assembly
- wheel hub
- hub
- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a braking aircraft wheel, which includes an aircraft wheel component and a braking device. The aircraft wheel component includes a wheel hub, a protection cover, a guide, a movable wheel margin, a semi clasp, a gear, a conical roller bearing, a thermal fused plug and an inflation valve component. The braking device includes a brake shell, a cylinder seat component, five movable discs, four static discs, a pressing disc, a pressing ring, a normal piston component and an emergency piston component. The utility model can realize brake of Jian-7E steel braking planes.
Description
Technical field
The utility model relates to a kind of landing system of taking off, and relates in particular to a kind of aircraft braking wheel.
Background technology
Airplane brake system generally includes wheel and tire, and wheel comprises wheel assembly and brake gear again.The wheel assembly is made up of parts such as wheel hub, wheel rim, guide rail, bearings; Brake gear is made up of parts such as cylinder seat assembly, brake housings, and parts such as piston, hot melt plug are housed on the cylinder seat.
Destroying seven E type aircrafts is fighter planes of China's independent development.Long 14.88 meters of this aircraft, high 4.1 meters, 8.32 meters of the spanes, maximum M is several 2.0, max level speed 1200 kms/hour, minimum level speed 240 kms/hour, 17800 meters of practical hover ceilings, maximum range 2000 kms, takeoff speed 280 kms/hour, 800 meters of take off distances, landing speed 280 kms/hour, alighting run 750 meters, normally play 7680 kilograms of fly weights, play 9100 kilograms of fly weights greatly.This aircraft is the remodeling machine of destroying 7H, to change the electronic anti-breaking water brake into by the anti-skidding cold air brake of inertia, the electronic anti-breaking water brake can be according to the different situations of road face, or the difference of left and right sides main wheel friction coefficient, by the brake pressure of two main wheels of feedback signal contrast automatic compensation, to obtain best braking effect.
Summary of the invention
In order to realize destroying seven E shaped steel brake aircraft brake function, the utility model provides a kind of aircraft braking wheel, this brake main frame wheel is loaded on J7E type aircraft main unit of landing gear half wheel shaft, supporting with 660 * 200 tubeless tiress, as the aircraft landing gear component part, park, take off and alighting run, bear aircraft floor load when brake and engine test, absorb the horizontal kinetic energy of aircraft for aircraft floor.
The utility model is achieved through the following technical solutions:
Aircraft braking wheel is made up of wheel assembly and brake gear, and brake gear is positioned at the wheel component internal.
Wherein the wheel assembly comprises wheel hub, protecting cover, guide rail, movable wheel rim, half snap ring, gear, tapered roller bearing, hot melt plug, valve assembly.
Guide rail and well-distributed hot melt plug are housed on the wheel hub inwall, and guide rail is used for matching with the Moving plate keyway of brake gear.Valve assembly is housed on the wheel hub.Single-row tapered roller bearing is installed in wheel hub center protrusion part.
Movable wheel rim is installed on the wheel hub, tire is carried out spacing and fixing.
Half snap ring is installed in the annular groove of wheel hub, and indentation, there links together by screw with auricle, is used to prevent that movable wheel rim from deviating from wheel hub.
Gear is installed on the hub end surface of wheel hub with screw, is used for the rotating speed of wheel is delivered to sensor.
The hot melt plug is installed on the wheel hub hub flange wall, is used to prevent tyre explosion when wheel is overheated, guarantees aircraft safety.
Protecting cover is installed in the wheel web outside, is used to prevent that exotic from entering the wheel inner chamber.
Brake gear comprises brake housing, cylinder seat assembly, Moving plate, quiet dish, compression plate, hold-down ring, normal piston component, emergency piston assembly.
The brake housing is the important load part of main frame wheel brake braking; the cylinder seat assembly is contained on the brake housing; normal piston component and emergency piston assembly are installed on the cylinder seat assembly; normal piston component uses hydraulic-driven; the emergency piston assembly uses air pressure to drive, and the hydraulic pressure or the atmospheric pressure that brake system can be provided change into the brake disc thrust.
Compression plate, hold-down ring, quiet dish, Moving plate are installed on the brake housing, with keyway location on the brake housing.
The working process of aircraft braking wheel is: during aircraft taxi, aircraft braking wheel is in ground surface, and 5 Moving plates wheel assembly at random rotate together, is contained in 4 quiet dishes on the brake housing, 1 compression plate is static does not relatively change; During brake, piston component moves forward under the effect of brake pressure, compresses dynamic and static dish, makes to produce friction force between it, makes the wheel braking; When releasing of brake, brake pressure discharges, and piston is return, and dynamic and static dish unclamps, and makes wheel remove brake.
Description of drawings
Fig. 1 is a section-drawing of the present utility model.
Fig. 2 is a wheel assembly section-drawing of the present utility model.
Fig. 3 is a wheel assembly left view of the present utility model.
Fig. 4 is a brake gear section-drawing of the present utility model.
Fig. 5 is a brake gear left view of the present utility model.
Wherein
1-wheel assembly
The 2-brake gear
The 11-wheel hub
The 12-protecting cover
The 13-guide rail
The 14-seal ring
The movable wheel rim of 15-
16-half snap ring
The 17-gear
The 18-gascheck
19-felt circle
The 20-tapered roller bearing
21-hot melt plug
The 22-valve assembly
The 51-heat insulating mattress
The 52-flat key
The 53-housing that brakes
The 54-Moving plate
The quiet dish of 55-
The 56-compression plate
57-cylinder block assembly
The 58-sensor support base
The normal piston component of 59-
60-emergency piston assembly
The 61-hold-down ring
62-oil transportation mouth
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described further, but not as to qualification of the present utility model.
As Fig. 1, aircraft braking wheel is made up of wheel assembly 1 and brake gear 2, and brake gear 2 is positioned at wheel assembly 1 inside.
As shown in Figure 2, wheel assembly 1 comprises wheel hub 11, protecting cover 12, guide rail 13, movable wheel rim 15, half snap ring 16, gear 17, tapered roller bearing 20, hot melt plug 21, valve assembly 22, gascheck 18, felt circle 19.
Wherein wheel hub 11 is to be formed by the manufacturing of high strength aluminum alloy LD10 loose tooling forging blank, belong to meridosternous formula structure, be evenly equipped with 8 boss on the wheel hub 11 brake cavity volume inwalls, 3 hot melt plugs 21 of 8 guide rails 13 and well-distributed are housed, guide rail 13 is used for matching with the Moving plate keyway of brake gear 2.1 tire tube valve 22 assembly is housed on the wheel hub 11.
Movable wheel rim 15 is to be formed by the manufacturing of high strength aluminum alloy LD10 loose tooling forging blank, be connected with wheel hub 11 with two and half snap rings 16, the tire (not shown) is carried out spacing and fixing, in order to prevent that movable wheel rim 15 and wheel hub 11 from throwing off, wheel rim 11 is connected with wire fuse with connection sheet on two and half snap rings 16 during transportation.
Half snap ring 16 is two semicircle parts making with Alclad LY11 material, and two ends indicate identical numbering.In order to prevent that flat tire and when transportation movable wheel rim 15 from coming off from wheel hub 11, links together with half snap ring 16 of connection sheet with two identical numberings with screw, and fix with wire fuse.
Gascheck 18 and felt circle 19 are contained in the outside of 1 two single-row tapered roller bearings 20 of wheel assembly respectively, prevent that bearing grease from overflowing, and avoid exotic to enter bearing cavity and run out bearing.
Protecting cover 12 is installed in the wheel web outside, is used to prevent that exotic from entering the wheel inner chamber.
Tapered roller bearing 20 outer shrouds are installed on the wheel hub 11, and interior ring assemblies is installed on the alighting gear axle, are used for giving wheel hub 11 with the aircraft loading transfer.
Gear 17 usefulness screws are installed on the hub end surface of wheel hub 11, are used for the rotating speed of wheel is delivered to sensor.
Hot melt plug 21 is installed on the wheel hub 11 hub flange walls, is used to prevent tyre explosion when wheel is overheated, guarantees aircraft safety.
As Fig. 4,5, brake gear 2 comprises brake housing 53,54,1 compression plate 56 of cylinder seat assembly 59,5 emergency piston assemblies of 57,5 normal piston components 60,1 hold-down ring, 55,5 Moving plates of 61,4 quiet dishes, oil transportation mouth 62, heat insulating mattress 51, flat key 52.
Hold-down ring 61, quiet dish 55, Moving plate 54, compression plate 56 are installed on the brake housing 53, with keyway location on the brake housing 53.
Heat insulating mattress 51 is installed on the hold-down ring 61, and it is heat insulation between housing 53 and the cylinder seat assembly 57 to be used to brake.
The working process of aircraft braking wheel is: during aircraft taxi, aircraft braking wheel is in ground surface, and 5 Moving plates 54 wheel assembly 1 at random rotate together, is contained in that 55,1 compression plate 56 of 4 quiet dishes on the brake housing 53 is static relatively not to be changeed; During brake, normal piston component 53 moves forward under the effect of brake pressure, compresses dynamic and static dish, makes to produce friction force between it, makes the wheel braking; When releasing of brake, brake pressure discharges, and piston is return, and dynamic and static dish unclamps, and makes wheel remove brake.
Specific embodiment of the present utility model elaborates content of the present utility model.For persons skilled in the art, any conspicuous change of under the prerequisite that does not deviate from the utility model spirit it being done all constitutes the infringement to the utility model patent, with corresponding legal responsibilities.
Claims (5)
1. an aircraft braking wheel comprises wheel assembly and brake gear, and wherein the wheel assembly comprises wheel hub, wheel rim, guide rail; Brake gear comprises brake housing, cylinder seat assembly, it is characterized in that:
The wheel assembly also comprises protecting cover, half snap ring, gear, tapered roller bearing, hot melt plug, valve assembly; Guide rail and hot melt plug are housed on the wheel hub inwall; Valve assembly is housed on the wheel hub; Single-row tapered roller bearing is installed in wheel hub center protrusion part; Movable wheel rim is installed on the wheel hub; Half snap ring is installed in the annular groove of wheel hub, and indentation, there links together by screw with auricle; Gear is installed on the hub end surface of wheel hub with screw; The hot melt plug is installed on the wheel hub hub flange wall; Protecting cover is installed in the wheel web outside;
Brake gear also comprises Moving plate, quiet dish, compression plate, hold-down ring, normal piston component, emergency piston assembly; The cylinder seat assembly is contained on the brake housing, and normal piston component and emergency piston assembly are installed on the cylinder seat assembly; Compression plate, hold-down ring, quiet dish, Moving plate are installed on the brake housing, with keyway location on the brake housing.
2. aircraft braking wheel according to claim 1 is characterized in that: 8 guide rails are housed on the wheel hub.
3. aircraft braking wheel according to claim 1 is characterized in that: 3 hot melt plugs are housed on the wheel hub.
4. aircraft braking wheel according to claim 1 is characterized in that: dynamic disk component is 5.
5. aircraft braking wheel according to claim 1 is characterized in that: quiet dish is 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620018953 CN2908350Y (en) | 2006-04-04 | 2006-04-04 | Airplane brake wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620018953 CN2908350Y (en) | 2006-04-04 | 2006-04-04 | Airplane brake wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2908350Y true CN2908350Y (en) | 2007-06-06 |
Family
ID=38127562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620018953 Expired - Lifetime CN2908350Y (en) | 2006-04-04 | 2006-04-04 | Airplane brake wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2908350Y (en) |
-
2006
- 2006-04-04 CN CN 200620018953 patent/CN2908350Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090220 Address after: Shahe Industrial Zone, Shahe Town, Beijing, Changping District, China: 100206 Patentee after: Beijing Bei Mo Gao Ke Friction Material Co., Ltd. Address before: Beijing city science and Technology Park Road No. 13, room 317, white floating, zip code: 100084 Patentee before: Wang Shumin |
|
| ASS | Succession or assignment of patent right |
Owner name: BEIJING BEI MO GAO KE FRICTION MATERIAL CO.,LTD. Free format text: FORMER OWNER: WANG SHUMIN Effective date: 20090220 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070606 |
|
| EXPY | Termination of patent right or utility model |