CN108313307A - Aeroengine air inlet safeguard structure and jet plane - Google Patents
Aeroengine air inlet safeguard structure and jet plane Download PDFInfo
- Publication number
- CN108313307A CN108313307A CN201810198190.0A CN201810198190A CN108313307A CN 108313307 A CN108313307 A CN 108313307A CN 201810198190 A CN201810198190 A CN 201810198190A CN 108313307 A CN108313307 A CN 108313307A
- Authority
- CN
- China
- Prior art keywords
- air inlet
- aeroengine
- protection board
- connecting pipe
- venthole
- 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
- 239000000463 material Substances 0.000 claims abstract description 7
- 230000003746 surface roughness Effects 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 2
- 230000001771 impaired effect Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 9
- 241000272517 Anseriformes Species 0.000 description 1
- 241000271566 Aves Species 0.000 description 1
- 241000272450 Cracidae Species 0.000 description 1
- 241000287127 Passeridae Species 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D33/00—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for
- B64D33/02—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D33/00—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for
- B64D33/02—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes
- B64D2033/022—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes comprising bird or foreign object protections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D33/00—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for
- B64D33/02—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes
- B64D2033/0266—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes specially adapted for particular type of power plants
- B64D2033/0273—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes specially adapted for particular type of power plants for jet engines
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Aviation & Aerospace Engineering (AREA)
- Catching Or Destruction (AREA)
Abstract
The present invention provides a kind of aeroengine air inlet safeguard structure and jet planes, it is related to technical field of aerospace, the engine air admittance mouth for solving jet plane existing in the prior art is that open, aerial flying bird or float object are easily inhaled aeroengine and the technical problem that causes engine impaired.The safeguard structure includes air inlet protection board; air inlet protection board is fixedly installed on aeroengine air inlet; air inlet protection board is made of the material with rigidity; air inlet protection board is that coniform and its outer surface forms anti-bird strike face; venthole is offered on air inlet protection board; for venthole arranged for interval on air inlet protection board, venthole can prevent flying bird from being entered in aeroengine air inlet by venthole towards the edge of aeroengine air inlet and venthole.The present invention can prevent flying bird from being entered in aeroengine air inlet by venthole, ensure the normal work of aeroengine device.
Description
Technical field
The present invention relates to technical field of aerospace, more particularly, to a kind of aeroengine air inlet safeguard structure and jet-propelled fly
Machine.
Background technology
Jet plane is a kind of using jet engine as the aircraft in propulsive force source.Used in jet plane
The recoil effect that jet engine leans on the gas generated when fuel combustion to spray at a high speed backward makes aircraft flight forward, it can make to fly
Machine obtains the thrust of bigger, flies faster.
Currently, the aeroengine air inlet of well known jet plane is directly exposed to outside, that is, it is open, and empty
In flying bird have become to the maximum enemy of jet plane nocuity.As the bird of sparrow swallow etc is knocked or is inhaled into
It is countless, threaten aircraft safety is 1 kilogram or more of curassow.Because there is 1 or several huge on jet plane
Air inlet, it is necessary to sucking a large amount of air could work.If flying bird or float object appear in jet plane and start
Near the air inlet of machine, air can be followed by and suck air inlet together, big bird can destroy the impeller of engine, make engine
Machine is damaged or is shut down, and air crash accident or forced landing is eventually led to, so that causing airplane crash and fatal crass.U.S. Hudson River
Several wild geese of forced landing, exactly aircraft inspiration because engine engine cannot withstand this impact force cause engine cut-off
Run out of steam and caused by.
Applicants have discovered that at least there is following technical problem：The engine air admittance mouth of existing jet plane be it is open,
Aerial flying bird or float object is easy to be inhaled into aeroengine and cause engine impaired, so that causing airplane crash
And fatal crass.
Invention content
It is existing to solve the purpose of the present invention is to provide a kind of aeroengine air inlet safeguard structure and jet plane
It is winged that the engine air admittance mouth of jet plane present in technology is that open, aerial flying bird or float object are easily inhaled
Power traction is held up and the technical problem that causes engine impaired.
To achieve the above object, the present invention provides following technical schemes：
A kind of aeroengine air inlet safeguard structure, including air inlet protection board, wherein：It is fixed on aeroengine air inlet
It is provided with the air inlet protection board, the air inlet protection board is made of the material with rigidity, the air inlet protection board
Anti- bird strike face is formed for coniform and its outer surface, venthole, the ventilation are offered on the air inlet protection board
Hole arranged for interval is on the air inlet protection board, and the venthole is towards the aeroengine air inlet and the venthole
Edge can prevent flying bird from being entered in the aeroengine air inlet by the venthole.
Preferably, the surface roughness of the outer surface of the air inlet protection board is thick no more than the surface of its inner surface
Rugosity.
Preferably, the material of the air inlet protection board is steel plate or titanium alloy sheet.
A kind of jet plane, including fuselage, wing and the aeroengine air inlet safeguard structure, the wing peace
Mounted in the both sides of fuselage roof, the fuselage or the wing are equipped with the aeroengine air inlet, the aeroengine into
The air inlet protection board is fixedly installed on gas port.
Preferably, the madial wall of the aeroengine air inlet is provided with lateral through aperture, is set on the wing or fuselage of aircraft
Be equipped with connecting pipe air inlet, be provided with the air inlet protection board on the connecting pipe air inlet, the connecting pipe into
Gas port is connected by connecting pipe with the lateral through aperture on the madial wall of the aeroengine air inlet, the connecting pipe into
Air in gas port is entered by the connecting pipe in the lateral through aperture, the lateral through aperture and the aeroengine air inlet
Mouth is connected and the air in the lateral through aperture enters inside the aeroengine air inlet.
Preferably, the connecting pipe air inlet is in funnel-form, and the connecting pipe air inlet section accumulates larger one end
It is welded with the air inlet protection board, the connecting pipe air inlet section accumulates smaller one end and is fixedly connected with the connecting tube
Road.
Preferably, the connecting pipe air inlet is identical as the quantity of the lateral through aperture, the connecting pipe air inlet
The quantity for the connecting pipe air inlet being arranged at left and right sides of the left and right sides of the fuselage, the fuselage is identical and position
Symmetrically.
Beneficial effects of the present invention：
Aeroengine air inlet safeguard structure provided by the invention, if there is flying bird hits or be attracted to aeroengine air inlet
When mouth, the setting of air inlet protection board is avoided that flying bird bangs into or is inhaled into aeroengine, and air inlet protection board is coniform
Side is rapidly slided to conducive to aircraft high-speed flight, after aerial flying bird can be made to be hit far from engine air admittance mouth, air inlet protection
The setting of plate upper vent hole enough air can be provided to aeroengine and can prevent flying bird by venthole enter aeroengine into
In gas port, ensure aeroengine device normal work, to avoid or reduce airplane crash generation.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the front view of the air inlet protection board in the present invention；
Fig. 2 is the structural schematic diagram of the lateral through aperture in the present invention；
Fig. 3 is the side view of the aeroengine air inlet safeguard structure in the present invention；
Fig. 4 is the side view of the connecting pipe air inlet in the present invention.
Reference numeral：1, air inlet protection board；2, venthole；3, engine air admittance mouth；4, lateral through aperture；5, connecting pipe into
Gas port；6, connecting pipe；7, engine apparatus.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, technical scheme of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
Referring to Fig. 1~Fig. 3, the present invention provides a kind of aeroengine air inlet safeguard structures, including air inlet protection board
1, wherein the material of air inlet protection board 1 is steel plate or titanium alloy sheet, and the thickness of air inlet protection board 1 is 2~2.5cm.Aircraft
Engine air admittance mouth 3 is normally at the front end of aeroengine device 7, and the direction of aircraft cockpit to empennage is vertical side
To being fixedly installed air inlet protection board 1 on aeroengine air inlet 3, air inlet protection board 1 is the material system with rigidity
At air inlet protection board 1 is that coniform and its outer surface forms anti-bird strike face, is offered on air inlet protection board 1 logical
Stomata 2,2 arranged for interval of venthole is on air inlet protection board 1, and venthole 2 is towards aeroengine air inlet 3 and venthole 2
Edge can prevent flying bird from being entered in aeroengine air inlet 3 by venthole 2.There is flying bird to hit or be attracted to aeroengine air inlet
When 3, the setting of air inlet protection board 1 is avoided that flying bird bangs into or is inhaled into aeroengine, and air inlet protection board 1 is coniform
Side is rapidly slided to conducive to aircraft high-speed flight, after aerial flying bird can be made to be hit far from engine air admittance mouth 3, air inlet protection
The setting of 1 upper vent hole 2 of plate for enough air and can prevent flying bird from entering aeroengine by venthole 2 to aeroengine dike
In air inlet 3, ensure the normal work of aeroengine, to avoid or reduce airplane crash generation, improve the safety of aircraft.
Optionally embodiment, a diameter of 1.5~2cm of venthole 2 can allow air can be by air
Enter engine, sucked by turbine, prevent the foreign matters such as birds from integrally directly being banged into after engine air admittance mouth 3, thus initiatively maximum limit
The safety of degree protection engine, avoids the generation of fatal crass's tragedy as far as possible.
In view of the quantitative degree that venthole 2 gathers, need both can also ensure to be equipped with multiple by enough air
The intensity of the air inlet protection board 1 of venthole 2, optionally embodiment, the orifice area summation of venthole 2 be not less than into
The 1/2 of 1 gross area of gas port protection board, in this way, can enough by air, and can ensure equipped with multiple ventholes 2 into
The intensity of gas port protection board 1 can stop that flying bird enters engine when colliding flying bird.
Optionally embodiment, the surface roughness of the outer surface of air inlet protection board 1 is no more than its inside table
The surface roughness in face, engine mouth closed plate collides the objects such as flying bird when easily facilitating flight, and the objects such as flying bird will not both enter engine
Mouthful, side can be also slided to rapidly.
The present invention also provides the protection knots of aeroengine air inlet 3 of a kind of jet plane, including fuselage, wing sum
Structure, wing are mounted on the both sides of fuselage roof, and fuselage or wing are equipped with aeroengine air inlet 3, on aeroengine air inlet 3
It is fixedly installed air inlet protection board 1.
The madial wall of optionally embodiment, aeroengine air inlet 3 is provided with lateral through aperture 4, the wing of aircraft
Or connecting pipe air inlet 5 is provided on fuselage, be provided with air inlet protection board 1 on connecting pipe air inlet 5, connecting pipe into
Gas port 5 is connected by connecting pipe 6 with the lateral through aperture 4 on the madial wall of aeroengine air inlet 3, connecting pipe air inlet
Air in 5 is entered by connecting pipe 6 in lateral through aperture 4, and lateral through aperture 4 is connected with aeroengine air inlet 3 and side wall
Air in through-hole 4 enters inside aeroengine air inlet 3, and connecting pipe air inlet 5 is in funnel-form, connecting pipe air inlet 5
The larger one end of sectional area is welded with air inlet protection board 1, and the smaller one end of 5 sectional area of connecting pipe air inlet is fixedly connected with
Connecting pipe 6, connecting pipe air inlet 5 is identical as the quantity of lateral through aperture 4, and connecting pipe air inlet 5 is arranged on a left side for fuselage
The quantity of right both sides, the connecting pipe air inlet 5 at left and right sides of fuselage is identical and positional symmetry.This multiple connecting pipe air inlet
5 and multiple connecting pipes 6, the air of suction is to enter the same engine air admittance mouth 3, expands the space of sucking air, ensure that
The engine of aircraft supplies oxygen, and improves the safety of aircraft flight.
The centre position of optionally embodiment, afterbody is equipped with leveling turbofan, and the front and back of fuselage is put down
Weighing apparatus then controls the thrust of leveling turbofan 10 to realize, further improves security performance when aircraft flight.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (7)
1. a kind of aeroengine air inlet safeguard structure, which is characterized in that including air inlet protection board, wherein：Aeroengine into
Be fixedly installed the air inlet protection board on gas port, the air inlet protection board is made of the material with rigidity, it is described into
Gas port protection board is that coniform and its outer surface forms anti-bird strike face, and ventilation is offered on the air inlet protection board
Hole, the venthole arranged for interval on the air inlet protection board, the venthole towards the aeroengine air inlet and
The edge of the venthole can prevent flying bird from being entered in the aeroengine air inlet by the venthole.
2. aeroengine air inlet safeguard structure according to claim 1, the outer surface of the air inlet protection board
Surface roughness is not more than the surface roughness of its inner surface.
3. aeroengine air inlet safeguard structure according to claim 1, which is characterized in that the air inlet protection board
Material is steel plate or titanium alloy sheet.
4. a kind of jet plane, which is characterized in that draw including fuselage, wing and claims 1 to 3 any one of them aircraft
Air inlet safeguard structure is held up, the wing is mounted on the both sides of fuselage roof, and the fuselage or the wing are equipped with described fly
Power traction holds up air inlet, and the air inlet protection board is fixedly installed on the aeroengine air inlet.
5. jet plane according to claim 4, which is characterized in that the madial wall of the aeroengine air inlet is arranged
There is lateral through aperture, connecting pipe air inlet is provided on the wing or fuselage of aircraft, is provided on the connecting pipe air inlet
The air inlet protection board, the connecting pipe air inlet pass through on the madial wall of connecting pipe and the aeroengine air inlet
Lateral through aperture be connected, the air in the connecting pipe air inlet by the connecting pipe enter the lateral through aperture
Interior, the lateral through aperture is connected with the aeroengine air inlet and the air in the lateral through aperture draws into the aircraft
It holds up inside air inlet.
6. jet plane according to claim 5, which is characterized in that the connecting pipe air inlet is in funnel-form, institute
It states connecting pipe air inlet section and accumulates larger one end and be welded with the air inlet protection board, the connecting pipe air inlet section
The smaller one end of product is fixedly connected with the connecting pipe.
7. jet plane according to claim 5, which is characterized in that the connecting pipe air inlet is logical with the side wall
The quantity in hole is identical, and the institute at left and right sides of the left and right sides of the fuselage, the fuselage is arranged in the connecting pipe air inlet
State connecting pipe air inlet quantity is identical and positional symmetry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810198190.0A CN108313307A (en) | 2018-03-09 | 2018-03-09 | Aeroengine air inlet safeguard structure and jet plane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810198190.0A CN108313307A (en) | 2018-03-09 | 2018-03-09 | Aeroengine air inlet safeguard structure and jet plane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108313307A true CN108313307A (en) | 2018-07-24 |
Family
ID=62902305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810198190.0A Pending CN108313307A (en) | 2018-03-09 | 2018-03-09 | Aeroengine air inlet safeguard structure and jet plane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108313307A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2455619Y (en) * | 2000-11-10 | 2001-10-24 | 周启尧 | Safety protecting cover for jet engine |
| CN103979111A (en) * | 2014-04-24 | 2014-08-13 | 马同金 | Airplane bird breaking mesh cutter |
| CN105644789A (en) * | 2014-12-05 | 2016-06-08 | 石家庄飞机工业有限责任公司 | Airplane front stamping air inflow heat exchange device |
| CN106005449A (en) * | 2016-06-08 | 2016-10-12 | 白德忠 | Bird collision prevention protection net of airplane jet engine |
| KR20170086187A (en) * | 2016-01-16 | 2017-07-26 | 이정용 | Airborne Collision Avoidance System |
-
2018
- 2018-03-09 CN CN201810198190.0A patent/CN108313307A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2455619Y (en) * | 2000-11-10 | 2001-10-24 | 周启尧 | Safety protecting cover for jet engine |
| CN103979111A (en) * | 2014-04-24 | 2014-08-13 | 马同金 | Airplane bird breaking mesh cutter |
| CN105644789A (en) * | 2014-12-05 | 2016-06-08 | 石家庄飞机工业有限责任公司 | Airplane front stamping air inflow heat exchange device |
| KR20170086187A (en) * | 2016-01-16 | 2017-07-26 | 이정용 | Airborne Collision Avoidance System |
| CN106005449A (en) * | 2016-06-08 | 2016-10-12 | 白德忠 | Bird collision prevention protection net of airplane jet engine |
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