CN203698676U - On-site repair device for aircraft skin surfaces - Google Patents
On-site repair device for aircraft skin surfaces Download PDFInfo
- Publication number
- CN203698676U CN203698676U CN201420106649.7U CN201420106649U CN203698676U CN 203698676 U CN203698676 U CN 203698676U CN 201420106649 U CN201420106649 U CN 201420106649U CN 203698676 U CN203698676 U CN 203698676U
- Authority
- CN
- China
- Prior art keywords
- portable
- storage tank
- aircraft skin
- cold spray
- spray apparatus
- 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 - Fee Related
Links
Abstract
The utility model relates to the field of surface repair for aircraft components, in particular to an on-site repair device for aircraft skin surfaces. The on-site repair device for aircraft skin surfaces solves the problems of complex process and high maintaining difficulty of an aground flat repair method for repairing the aircraft skin. In the on-site repair device, a movable cold spraying device is communicated with a movable gas storage tank, the movable gas storage tank is communicated with a movable air compressor, a supersonic nozzle of the movable cold spraying device is corresponding to the partial surface damage part of the aircraft skin, a traveling wheel is mounted at the bottom of each of the cold spraying device, the gas storage tank and the air compressor so that the on-site repair device is movable and is suitable for working on site. The on-site repair device is capable of quickly repairing the partial surface damage of the aircraft skin without damaging the appearance of the aircraft skin, the secondary cutting treatment for the damaged part is omitted, drilling and riveting are omitted, and the skin is avoided from deformation; the on-site repair device is capable of satisfying the aerodynamics requirement of aircraft and can be integrally moved to construct on site.
Description
Technical field
The utility model relates to the reparation field, surface of aircraft special-purpose member, specifically a kind of for aircraft skin surface field repair device.
Background technology
Aircraft skin is to maintain aircraft configuration, makes it to have the aluminum or aluminum alloy goods of good aerodynamic characteristics.The effect of aircraft skin is to maintain aircraft configuration, makes it to have good aerodynamic characteristics.Covering bears after aerodynamic effect, by force transmission to connected fuselage wing skeleton, stressed complexity, covering directly contacts with the external world in addition, so not only require that skin material intensity is high, plasticity good, also requires smooth surface, has stronger resistance to corrosion.
At present, the restorative procedure of aircraft skin breakage conventionally adopts and drags the flat reinforcing method in the end.The method first, by neat the cutting of covering damage location, is then filled up cutting hole with sticking patch, uses liner backing, by liner, sticking patch and covering are connected, and the riveted joint of finally holing.The problem that the method exists is to carry out secondary cut processing to the position of damage.When cutting, the shape and size of cutting hole be should guarantee, internal works and frame prevented from again damaging.While adopting sticking patch and liner to rivet, also need covering to hole, reasonable Arrangement riveted joint position, the shortcoming of the method is to carry out secondary cut processing and to rivet and fix, complex process damage location.
Utility model content
The problems such as the purpose of this utility model is to provide a kind of for aircraft skin surface field repair device, solves the complex process of dragging the flat reinforcing method reparation in end aircraft skin in prior art, and maintenance difficulty is large.
To achieve these goals, the technical solution of the utility model:
A kind of for aircraft skin surface field repair device, this device is made up of three parts movably: portable cold spray apparatus, portable storage tank and portable air compressor, portable cold spray apparatus communicates with portable storage tank, portable storage tank communicates with portable air compressor, and the superonic flow nozzzle of portable cold spray apparatus is corresponding with aircraft skin local surfaces damaged part; The bottom of portable cold spray apparatus arranges cold spray apparatus road wheel, and the bottom of portable storage tank arranges storage tank road wheel, and the bottom of portable air compressor arranges air compressor road wheel.
Described for aircraft skin surface field repair device, portable cold spray apparatus inner structure comprises compressed air control valve, air inlet pipe, gas heater control cock, gas heater, powder feeder, powder feeder control cock, gas path distributor, one end of air inlet pipe is connected with portable storage tank, the other end of air inlet pipe is communicated with gas path distributor, and compressed air control valve is set on air inlet pipe; Gas path distributor divides two-way to be communicated with superonic flow nozzzle: be provided with on the way gas heater control cock, gas heater, the air path part in gas heater is helical structure; Separately be provided with on the way powder feeder control cock, powder feeder.
Advantage of the present utility model and beneficial effect are:
1, the utility model can be repaired fast to the breakage of aircraft skin surface local, the reparation that this device carries out aircraft skin does not destroy aircraft skin appearance, avoid the position of damage to carry out secondary cut processing, do not need boring and riveted joint, and covering can not deform, can meet the requirement of aircraft aerodynamics, equipment can carry out site operation by integrated moving.
2, the bottom of portable cold spray apparatus of the present utility model arranges cold spray apparatus road wheel, can drive portable cold spray apparatus walking by cold spray apparatus road wheel.The bottom of portable storage tank arranges storage tank road wheel, can drive portable storage tank walking by storage tank road wheel.The bottom of portable air compressor arranges air compressor road wheel, can drive air compressor walking by air compressor road wheel.Thereby, whole device can be moved, thereby be suitable for carrying out at the scene operation, can repair fast the damaged hole of aircraft skin surface local and defect as required.
Accompanying drawing explanation
Fig. 1 is aircraft skin prosthetic device of the present utility model.In figure, 4 superonic flow nozzzles; 5 portable cold spray apparatus; 6 portable storage tanks; 7 portable air compressors; 8 air compressor road wheels; 9 storage tank road wheels; 10 cold spray apparatus road wheels.
Fig. 2 is the cut-away view of portable cold spray apparatus.In figure, 11 compressed air control valves; 12 air inlet pipes; 13 gas heater control cock; 14 gas heaters; 15 powder feeders; 16 powder feeder control cock; 17 gas path distributors.
Fig. 3 is damaged covering restorative procedure of the present utility model.In figure, 1 substrate, 2 aircraft skins, 3 damaged parts, 4 superonic flow nozzzles.
The specific embodiment
As shown in Figure 1, the utility model is for aircraft skin surface field repair device, this device is made up of three parts movably: portable cold spray apparatus 5, portable storage tank 6 and portable air compressor 7, portable cold spray apparatus 5 communicates with portable storage tank 6, portable storage tank 6 communicates with portable air compressor 7, and the superonic flow nozzzle 4 of portable cold spray apparatus 5 is corresponding with aircraft skin local surfaces damaged part.The bottom of portable cold spray apparatus 5 arranges cold spray apparatus road wheel 10, can drive portable cold spray apparatus 5 to walk by cold spray apparatus road wheel 10.The bottom of portable storage tank 6 arranges storage tank road wheel 9, can drive portable storage tank 6 to walk by storage tank road wheel 9.The bottom of portable air compressor 7 arranges air compressor road wheel 8, can drive portable air compressor 7 to walk by air compressor road wheel 8.Portable air compressor 7 provides pressurized air for portable storage tank 6, and portable storage tank 6 provides pressurized air for portable cold spray apparatus 5, can repair fast the damaged hole of aircraft skin surface local and defect.
As shown in Figure 2, the portable cold spray apparatus inner structure of the utility model comprises compressed air control valve 11, air inlet pipe 12, gas heater control cock 13, gas heater 14, powder feeder 15, powder feeder control cock 16, gas path distributor 17 etc., one end of air inlet pipe 12 is connected with high-pressure air source (the portable storage tank 6 of portable air compressor 7 or high-pressure gas bottle mouth), the other end of air inlet pipe 12 is communicated with gas path distributor 17, and compressed air control valve 11 is set on air inlet pipe 12; 17 points of two-way of gas path distributor are communicated with superonic flow nozzzle 4: be provided with on the way gas heater control cock 13, gas heater 14, air path part in gas heater 14 is helical structure, pressurized air is heated more fully, pressurized air through preheating laggard enter superonic flow nozzzle 4; Separately be provided with on the way powder feeder control cock 16, powder feeder 15, in the time that powder feeder control cock 16 is opened, carry powder by carrier gas (pressurized air) and enter superonic flow nozzzle 4.
Referring to Chinese invention patent (patent No. 01128130.8), superonic flow nozzzle is made up of contraction section, throat, expansion segment three parts, contraction section is the smooth continuous contraction structure of Vito octyl group curvilinear figure, be connected with throat transition, expansion segment is hyprsonic section rotational symmetry bit stream formula structure, is connected with throat transition.Expansion segment comprises initial bubble section and wave absorption section, and initial bubble section is smooth continuous transition structure, and wave absorption section is the axially symmetric structure paralleling to the axis, to guarantee that pressure gas can reach hyprsonic by after superonic flow nozzzle.
As shown in Figure 3, substrate 1 surface is aircraft skin 2, and there is damaged part 3 on aircraft skin 2 surfaces, and superonic flow nozzzle 4 is corresponding with damaged part 3.Damaged covering restorative procedure of the present utility model, carries out conventional sand-blast finish to damaged part before repairing.In reparation, adopt cold spray technique, use metallic aluminium powder, source of the gas pressure gas divides two-way, and a road enters powder feeder, as carrier, powder is introduced to superonic flow nozzzle, another road enters temperature booster, gas through preheating laggard enter superonic flow nozzzle, at the admission port of superonic flow nozzzle, two-way gas is mixed to form gas-solid two-phase flow at admission port, after two-phase flow is accelerated by superonic flow nozzzle, exit at superonic flow nozzzle reaches hyprsonic, utilize high velocity air by powder deposition at substrate surface, form the coating that two-phase even dispersion distributes, its technological parameter is: jet length 5～50mm, gas pressure intensity 0.5～5.0MPa, gas temperature is room temperature～300 ℃, air flow rate is 10～30g/s, powder size is 10～80 μ m, application polishes flat after spraying.
Claims (2)
1. one kind for aircraft skin surface field repair device, it is characterized in that, this device is made up of three parts movably: portable cold spray apparatus, portable storage tank and portable air compressor, portable cold spray apparatus communicates with portable storage tank, portable storage tank communicates with portable air compressor, and the superonic flow nozzzle of portable cold spray apparatus is corresponding with aircraft skin local surfaces damaged part; The bottom of portable cold spray apparatus arranges cold spray apparatus road wheel, and the bottom of portable storage tank arranges storage tank road wheel, and the bottom of portable air compressor arranges air compressor road wheel.
According to claimed in claim 1 for aircraft skin surface field repair device, it is characterized in that, portable cold spray apparatus inner structure comprises compressed air control valve, air inlet pipe, gas heater control cock, gas heater, powder feeder, powder feeder control cock, gas path distributor, one end of air inlet pipe is connected with portable storage tank, the other end of air inlet pipe is communicated with gas path distributor, and compressed air control valve is set on air inlet pipe; Gas path distributor divides two-way to be communicated with superonic flow nozzzle: be provided with on the way gas heater control cock, gas heater, the air path part in gas heater is helical structure; Separately be provided with on the way powder feeder control cock, powder feeder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420106649.7U CN203698676U (en) | 2014-03-07 | 2014-03-07 | On-site repair device for aircraft skin surfaces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420106649.7U CN203698676U (en) | 2014-03-07 | 2014-03-07 | On-site repair device for aircraft skin surfaces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203698676U true CN203698676U (en) | 2014-07-09 |
Family
ID=51049151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420106649.7U Expired - Fee Related CN203698676U (en) | 2014-03-07 | 2014-03-07 | On-site repair device for aircraft skin surfaces |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203698676U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108860656A (en) * | 2018-07-28 | 2018-11-23 | 国营芜湖机械厂 | A kind of plane aluminium alloy structural member crackle cold spraying reinforcement repair method |
| CN113002022A (en) * | 2021-03-25 | 2021-06-22 | 南京工程学院 | Fiber reinforced resin matrix composite material repairing method |
| CN115871955A (en) * | 2023-02-21 | 2023-03-31 | 中国人民解放军95633部队 | Method for repairing front edge skin of airplane wing and empennage |
-
2014
- 2014-03-07 CN CN201420106649.7U patent/CN203698676U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108860656A (en) * | 2018-07-28 | 2018-11-23 | 国营芜湖机械厂 | A kind of plane aluminium alloy structural member crackle cold spraying reinforcement repair method |
| CN108860656B (en) * | 2018-07-28 | 2021-05-14 | 国营芜湖机械厂 | Cold spraying reinforcement repairing method for cracks of aluminum alloy structural part of airplane |
| CN113002022A (en) * | 2021-03-25 | 2021-06-22 | 南京工程学院 | Fiber reinforced resin matrix composite material repairing method |
| CN113002022B (en) * | 2021-03-25 | 2022-03-08 | 南京工程学院 | Fiber reinforced resin matrix composite material repairing method |
| CN115871955A (en) * | 2023-02-21 | 2023-03-31 | 中国人民解放军95633部队 | Method for repairing front edge skin of airplane wing and empennage |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203698676U (en) | On-site repair device for aircraft skin surfaces | |
| CN104175230B (en) | Suspension grinding material water jet cutting equipment | |
| CN104399627B (en) | Multi-dimensional arm-type paint sprayer | |
| CN107503502A (en) | A kind of high-altitude spraying unmanned plane and its operating method | |
| EP2586535A3 (en) | Pneumatically actuated liquid dispensing valve and method | |
| CN204276233U (en) | The arm-type paint spraying machine of multi-C stereo | |
| CN206953882U (en) | A kind of Spray pen for art designer of energy flow-adjustable | |
| CN207378313U (en) | A kind of spray tube | |
| CN106737222A (en) | A kind of ice pellets gas jet method and easy device | |
| CN204247429U (en) | A kind of polyurethane spray coating device | |
| CN202606329U (en) | High-flow and low-pressure air spray gun | |
| CN204365506U (en) | The long spray gun of a kind of photocatalyst | |
| CN207287842U (en) | A kind of top layer spraying equipment for 275C alloys | |
| CN207841091U (en) | A kind of front mixing abrasive gas jet continuous feeding system | |
| CN206509487U (en) | A kind of 360 ° of rotation watering can devices | |
| JP2017501863A5 (en) | ||
| CN205048103U (en) | Pneumatic type ground shovel structure | |
| CN209379255U (en) | A kind of small-sized spray-painting plant | |
| CN105107113B (en) | The throttling booster transportation apparatus of fire fighting truck | |
| CN203791094U (en) | Spray gun used for spraying colorful paint | |
| CN203990189U (en) | One spray water with high pressure fire-fighting and cleaner | |
| CN103111384B (en) | For making the blackwash sprayer of patch stone | |
| CN204273208U (en) | A kind of tobacco leaf conditioner of handled easily | |
| CN203830178U (en) | Cavity wax spraying gun | |
| CN106179830A (en) | A kind of vacuum high-pressure paint spraying machine |
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: 20140709 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |