CN106864759A - Aircraft engine protector and means of defence - Google Patents
Aircraft engine protector and means of defence Download PDFInfo
- Publication number
- CN106864759A CN106864759A CN201710090109.2A CN201710090109A CN106864759A CN 106864759 A CN106864759 A CN 106864759A CN 201710090109 A CN201710090109 A CN 201710090109A CN 106864759 A CN106864759 A CN 106864759A
- Authority
- CN
- China
- Prior art keywords
- air inlet
- engine
- shell
- annular element
- flying object
- 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
- 230000001012 protector Effects 0.000 title claims abstract description 15
- 230000001681 protective effect Effects 0.000 claims abstract description 25
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 230000003287 optical effect Effects 0.000 claims abstract description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000004913 activation Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 210000003205 muscle Anatomy 0.000 claims 1
- 230000002787 reinforcement Effects 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000010338 mechanical breakdown Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008450 motivation Effects 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
- B64D45/00—Aircraft indicators or protectors not otherwise provided for
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
- A01M29/16—Scaring or repelling devices, e.g. bird-scaring apparatus using sound waves
-
- 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
- B64D33/08—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of power plant cooling systems
- B64D33/10—Radiator arrangement
-
- 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
- B64D45/00—Aircraft indicators or protectors not otherwise provided for
- B64D2045/0095—Devices specially adapted to avoid bird strike
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Birds (AREA)
- Insects & Arthropods (AREA)
- Pest Control & Pesticides (AREA)
- Aviation & Aerospace Engineering (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Catching Or Destruction (AREA)
Abstract
The present invention relates to a kind of aircraft engine protector and means of defence,Protector is arranged on the shell of engine air inlet,It includes protective cover and stretching structure,Protective cover includes protection network,Annular element,Protection network is arranged in annular element,Protection network,Annular element is parallel with the plane where the shell edge of engine air inlet,Stretching structure connects the shell and protective cover of engine air inlet,Stretching structure includes four groups of extensible members being uniformly arranged on engine air inlet shell,Two groups of extensible members being wherein oppositely arranged use hydraulic structure,The another two groups of extensible members being oppositely arranged use sleeve slide bar structure,Hydraulic structure includes the hydraulic cylinder being arranged on engine air inlet shell and the hydraulic stem being arranged on protective cover annular element,Replace on ring surface of the annular element away from the shell of engine air inlet and be equably provided with detection device,Sound wave generating device and optical wave generation device.Flying object can not only be stopped in case sucking engine, the intake of engine air inlet can be ensured by side air inlet, and intake can as needed carry out free regulation.
Description
Technical field
The present invention relates to a kind of aircraft engine protector and means of defence.
Background technology
The main cause that airplane crash occurs is the flying objects such as flying bird suction engine, line fault, undercarriage failure, tire event
The mechanical breakdowns such as barrier, hydraulic system fault, harsh weather, the attack of terrorism etc., cause fatal crass when serious, and because of flying bird etc.
The accident that flying object is caused accounts for the 30% of air crash.Have in existing patent and wire netting is installed on engine air inlet
To stop the flying objects such as flying bird, the flying objects such as flying bird can be stopped even if being so designed that, but influence the intake of engine air inlet,
And then influence speed and the radiating of engine.
The content of the invention
The present invention makes improvement for the problem that above-mentioned prior art is present, i.e., the technical problems to be solved by the invention are
A kind of aircraft engine protector and means of defence are provided, flying object can not only be stopped in case sucking engine, passing through
Side air inlet ensures the intake of engine air inlet, and intake can carry out freely being adjusted to ensure that engine as needed
Speed and radiating.
In order to solve the above-mentioned technical problem, the technical scheme is that：Aircraft engine protector is arranged on and starts
On the shell of machine air inlet, it includes protective cover and stretching structure, and protective cover includes protection network, annular element, and protection network is arranged on
In annular element, protection network, annular element are parallel with the plane where the shell edge of engine air inlet, stretching structure connection hair
The shell and protective cover of motivation air inlet, stretching structure include four groups of pars contractilis being uniformly arranged on engine air inlet shell
Part, wherein two groups of extensible members being oppositely arranged use hydraulic structure, the another two groups of extensible members being oppositely arranged are slided using sleeve
Bar structure, hydraulic structure includes the hydraulic cylinder being arranged on engine air inlet shell and the liquid being arranged on protective cover annular element
Depression bar, sleeve slide bar structure includes the sleeve being arranged on engine air inlet shell and the cunning being arranged on protective cover annular element
Bar, replaces on ring surface of the annular element away from the shell of engine air inlet and is equably provided with detection device, sound wave and send out
Generating apparatus and optical wave generation device.
Further, protective cover also includes two groined type reinforcements, is arranged in annular element and relative protection network face is symmetrical
Distribution.
Further, two groups of extensible members being oppositely arranged replace hydraulic structure using electric drive structure.
Further, four groups of extensible members use hydraulic structure or electric drive structure.
Further, optical wave generation device uses stroboscopic lamp.
Further, protection network is constituted by steel wire rope central hair or copper wire are crisscross.
Further, outside the wind ranges of engine air inlet, detection swashs to having flying object near aircraft
Sound wave generating device living sends sound wave and optical wave generation device sends light wave to warn or drive flying object；In engine air inlet
Wind ranges in, detection has flying object to be close to air inlet front, according to the distance of flying object and protection network
And flying object controls extensible member contracted length and speed to buffer the dynamic of flying object crash net with the relative velocity of aircraft
Energy；In the wind ranges of engine air inlet, detection to air inlet side has flying object to be close to, and controls pars contractilis
Part is contracted to the shell edge of engine air inlet to close air inlet side；After completing to hide or stop flying object, control
Extensible member extends to reset condition or is extended according to required intake.
Compared with prior art, the invention has the advantages that：Flying object can not only be stopped in case suction is started
Machine, the intake that engine air inlet can be ensured by side air inlet, and intake can carry out freely adjusting as needed with
Ensure speed and the radiating of engine.Alternately and equably detection device, sound wave are provided with by the annular element of protective cover
Generating means and optical wave generation device, can warn or drive the flying object outside the wind ranges of engine air inlet；Pass through
Can control its stretching structure for freely stretching setting, in the wind ranges of engine air inlet and positioned at air inlet just
The flying object in front, distance and flying object according to flying object and protection network are shunk with the relative velocity control extensible member of aircraft
Length and speed enter engine to buffer the kinetic energy and stop flying object of flying object crash net, in engine air intake
Mouthful wind ranges in and positioned at the flying object of air inlet side, can be by stretching structure pinch confinement side space stopping flight
Thing enters engine；Complete hide or stop flying object after, control extensible member extend to reset condition or according to it is required enter
Air quantity extends speed and the radiating for guaranteeing air intake and then ensureing engine.
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Fig. 1 is the organigram of the embodiment of the present invention；
Fig. 2 is provided with groined type reinforcement and detection device, sound wave generating device, optical wave generation device for the embodiment of the present invention
Protective cover.
In figure：The shell of 1- engine air inlets, 2- protection networks, 3- annular elements, 4- hydraulic cylinders, 5- hydraulic stems, 6- sleeves,
7- slide bars, 8- detection devices, 9- sound wave generating devices, 10- optical wave generation devices, 11- groined type reinforcements.
Specific embodiment
As shown in Figure 1-2, in embodiments of the present invention, aircraft engine protector is arranged on the outer of engine air inlet
On shell, it includes protective cover and stretching structure, and protective cover includes protection network, annular element, and protection network is arranged in annular element, protects
Net, annular element are parallel with the plane where the shell edge of engine air inlet, stretching structure connection engine air inlet
Shell and protective cover, stretching structure include four groups of extensible members being uniformly arranged on engine air inlet shell, wherein relatively
The two groups of extensible members for setting use hydraulic structure, and the another two groups of extensible members being oppositely arranged use sleeve slide bar structure, hydraulic pressure
Structure includes the hydraulic cylinder being arranged on engine air inlet shell and the hydraulic stem being arranged on protective cover annular element, and sleeve is slided
Bar structure includes the sleeve being arranged on engine air inlet shell and the slide bar being arranged on protective cover annular element, in annular element
Away from alternately and being equably provided with detection device, sound wave generating device and light wave on the ring surface of the shell of engine air inlet
Generating means.
Further, protective cover also includes two groined type reinforcements, is arranged in annular element and relative protection network face is symmetrical
Distribution.
Further, two groups of extensible members being oppositely arranged replace hydraulic structure using electric drive structure.
Further, four groups of extensible members use hydraulic structure or electric drive structure.
Further, optical wave generation device uses stroboscopic lamp.
Further, protection network is constituted by steel wire rope central hair or copper wire are crisscross.
Detection device can select laser sensor, and sound wave generating device can select siren.Detection device, sound wave generating device
It is connected with controller with optical wave generation device, and feedback signal after detection to flying object can be by controller control
Sound wave generating device processed and optical wave generation device work, it is preferable that sound wave generating device replaces with optical wave generation device and sends letter
Number, wherein by 3s sound wave 2s light waves alternately in the way of best results.
Outside the wind ranges of engine air inlet, detection to having flying object near aircraft, send out by activation sound wave
Generating apparatus send sound wave and optical wave generation device sends light wave to warn or drive flying object；In the wind-force model of engine air inlet
In enclosing, detection has flying object to be close to air inlet front, according to flying object and the distance and flying object of protection network
Relative velocity with aircraft controls extensible member contracted length and speed；In the wind ranges of engine air inlet, detection dress
Put detect air inlet side have flying object be close to, control extensible member be contracted to the shell edge of engine air inlet to close
Air inlet side；After completing to hide or stop flying object, control extensible member is extended to reset condition or according to required air intake
Amount elongation.
Sent out by replacing and being equably provided with detection device, sound wave generating device and light wave on the annular element of protective cover
Generating apparatus, can warn or drive the flying object outside the wind ranges of engine air inlet；Freely stretched by can control it
Stretching structure setting, for the flying object in the wind ranges of engine air inlet and immediately ahead of air inlet, root
According to the distance and flying object of flying object and protection network and the relative velocity control extensible member contracted length and speed of aircraft with slow
Rush the kinetic energy of flying object crash net and stop that flying object enters engine, in the wind ranges of engine air inlet
And positioned at the flying object of air inlet side, stretching structure pinch confinement side space can be entered engine to stop flying object；
Complete hide or stop flying object after, control extensible member extend to reset condition or according to required intake extend ensure into
The speed and radiating of air quantity and then guarantee engine.
The foregoing is only presently preferred embodiments of the present invention, all impartial changes done according to scope of the present invention patent with
Modification, should all belong to covering scope of the invention.
Claims (7)
1. aircraft engine protector, it is characterised in that：On the shell of engine air inlet, it include protective cover and
Stretching structure, protective cover includes protection network, annular element, and protection network is arranged in annular element, and protection network, annular element are and engine
Plane where the shell edge of air inlet is parallel, and stretching structure connects the shell and protective cover of engine air inlet, and stretch knot
Structure includes four groups of extensible members being uniformly arranged on engine air inlet shell, wherein two groups of extensible members being oppositely arranged are adopted
With hydraulic structure, using sleeve slide bar structure, hydraulic structure includes being arranged on engine the another two groups of extensible members being oppositely arranged
Hydraulic cylinder and the hydraulic stem being arranged on protective cover annular element on air inlet shell, sleeve slide bar structure include being arranged on starting
Sleeve and the slide bar being arranged on protective cover annular element on machine air inlet shell, in annular element away from the outer of engine air inlet
Replace on the ring surface of shell and be equably provided with detection device, sound wave generating device and optical wave generation device.
2. aircraft engine protector according to claim 1, it is characterised in that：Protective cover also adds including two groined types
Strong muscle, is arranged in annular element and relative protection network face is symmetrical.
3. aircraft engine protector according to claim 1 and 2, it is characterised in that：Two groups for being oppositely arranged
Extensible member replaces hydraulic structure using electric drive structure.
4. aircraft engine protector according to claim 1 and 2, it is characterised in that：Four groups of extensible members are used
Hydraulic structure or electric drive structure.
5. aircraft engine protector according to claim 1 and 2, it is characterised in that：Optical wave generation device is using frequency
Flashing light.
6. aircraft engine protector according to claim 1 and 2, it is characterised in that：Protection network is by steel wire rope center
Silk or the crisscross composition of copper wire.
7. using the means of defence of one of claim 1-6 described aircraft engine protector, it is characterised in that starting
Outside the wind ranges of machine air inlet, to having flying object near aircraft, activation sound wave generating device sends sound wave to detection
Light wave is sent with optical wave generation device to warn or drive flying object；In the wind ranges of engine air inlet, detection device
Detecting air inlet front has flying object to be close to, relative fast with aircraft with the distance and flying object of protection network according to flying object
Degree controls extensible member contracted length and speed to buffer the kinetic energy of flying object crash net；In the wind-force of engine air inlet
In the range of, detection to air inlet side has flying object to be close to, and control extensible member is contracted to engine air inlet
Shell edge is closing air inlet side；After completing to hide or stop flying object, control extensible member is extended to reset condition
Or extended according to required intake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710090109.2A CN106864759A (en) | 2017-02-20 | 2017-02-20 | Aircraft engine protector and means of defence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710090109.2A CN106864759A (en) | 2017-02-20 | 2017-02-20 | Aircraft engine protector and means of defence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106864759A true CN106864759A (en) | 2017-06-20 |
Family
ID=59167395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710090109.2A Pending CN106864759A (en) | 2017-02-20 | 2017-02-20 | Aircraft engine protector and means of defence |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106864759A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111099032A (en) * | 2020-01-19 | 2020-05-05 | 郭小卫 | Bird collision prevention device for aircraft engine |
| CN115104594A (en) * | 2021-03-17 | 2022-09-27 | 中国航发商用航空发动机有限责任公司 | Turbofan engine and aircraft |
| EP4219318A1 (en) * | 2022-01-26 | 2023-08-02 | Gulfstream Aerospace Corporation | Collapsible cover for engine inlet and method for covering engine inlet |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB626571A (en) * | 1945-08-17 | 1949-07-18 | Westinghouse Electric Int Co | Improvements in or relating to gas turbine power plants |
| US3537240A (en) * | 1966-12-22 | 1970-11-03 | Entwicklungsring Sued Gmbh | Air intake apparatus for a jet-propulsion aircraft |
| DE3940559A1 (en) * | 1989-12-05 | 1991-06-06 | Hugo Heidekorn | Anti-strike device for jet engine air intake - consists of aluminium grating covering opening |
| JPH11301595A (en) * | 1998-04-22 | 1999-11-02 | Kazuo Ariyoshi | Cover protector of jet engine for airplane |
| CN2434223Y (en) * | 1999-11-09 | 2001-06-13 | 刘莉 | Device for preventing flying birds into jet engine |
| US20040195437A1 (en) * | 2003-02-28 | 2004-10-07 | Stephane Garric | Protection device for a jet engine air intake structure |
| CN202348443U (en) * | 2011-12-24 | 2012-07-25 | 王玉臣 | Adjustable protective cover at air inlet of jet engine |
| FR2973839A1 (en) * | 2011-04-07 | 2012-10-12 | Eurocopter France | Air inlet for supplying air to driving installation of aircraft, has hollow honeycomb structure unsealed for slowing down bird tending to cross duct by crushing of partition common to adjacent hollow tubes and to rectify air flow |
| TW201336410A (en) * | 2012-03-07 | 2013-09-16 | bing-cheng Xie | Aerial vehicle with bird repelling device |
| TWM469748U (en) * | 2013-06-27 | 2014-01-11 | Nat Taichung University Science & Technology | Complex automatic bird detection and expelling aircraft |
| CN204634868U (en) * | 2015-04-16 | 2015-09-16 | 浙江交通职业技术学院 | Drive bird unmanned plane |
| CN205492255U (en) * | 2016-03-23 | 2016-08-24 | 郭伟 | Bird repelling device |
| KR101678319B1 (en) * | 2015-12-21 | 2016-11-21 | 한국공항공사 | Bird strike prevention device |
| CN106184776A (en) * | 2015-05-04 | 2016-12-07 | 姚舜 | A kind of the method that elastic anti-bird hits net is set at aircraft engine air inlet |
-
2017
- 2017-02-20 CN CN201710090109.2A patent/CN106864759A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB626571A (en) * | 1945-08-17 | 1949-07-18 | Westinghouse Electric Int Co | Improvements in or relating to gas turbine power plants |
| US3537240A (en) * | 1966-12-22 | 1970-11-03 | Entwicklungsring Sued Gmbh | Air intake apparatus for a jet-propulsion aircraft |
| DE3940559A1 (en) * | 1989-12-05 | 1991-06-06 | Hugo Heidekorn | Anti-strike device for jet engine air intake - consists of aluminium grating covering opening |
| JPH11301595A (en) * | 1998-04-22 | 1999-11-02 | Kazuo Ariyoshi | Cover protector of jet engine for airplane |
| CN2434223Y (en) * | 1999-11-09 | 2001-06-13 | 刘莉 | Device for preventing flying birds into jet engine |
| US20040195437A1 (en) * | 2003-02-28 | 2004-10-07 | Stephane Garric | Protection device for a jet engine air intake structure |
| FR2973839A1 (en) * | 2011-04-07 | 2012-10-12 | Eurocopter France | Air inlet for supplying air to driving installation of aircraft, has hollow honeycomb structure unsealed for slowing down bird tending to cross duct by crushing of partition common to adjacent hollow tubes and to rectify air flow |
| CN202348443U (en) * | 2011-12-24 | 2012-07-25 | 王玉臣 | Adjustable protective cover at air inlet of jet engine |
| TW201336410A (en) * | 2012-03-07 | 2013-09-16 | bing-cheng Xie | Aerial vehicle with bird repelling device |
| TWM469748U (en) * | 2013-06-27 | 2014-01-11 | Nat Taichung University Science & Technology | Complex automatic bird detection and expelling aircraft |
| CN204634868U (en) * | 2015-04-16 | 2015-09-16 | 浙江交通职业技术学院 | Drive bird unmanned plane |
| CN106184776A (en) * | 2015-05-04 | 2016-12-07 | 姚舜 | A kind of the method that elastic anti-bird hits net is set at aircraft engine air inlet |
| KR101678319B1 (en) * | 2015-12-21 | 2016-11-21 | 한국공항공사 | Bird strike prevention device |
| CN205492255U (en) * | 2016-03-23 | 2016-08-24 | 郭伟 | Bird repelling device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111099032A (en) * | 2020-01-19 | 2020-05-05 | 郭小卫 | Bird collision prevention device for aircraft engine |
| CN115104594A (en) * | 2021-03-17 | 2022-09-27 | 中国航发商用航空发动机有限责任公司 | Turbofan engine and aircraft |
| CN115104594B (en) * | 2021-03-17 | 2024-01-16 | 中国航发商用航空发动机有限责任公司 | Turbofan engine and aircraft |
| EP4219318A1 (en) * | 2022-01-26 | 2023-08-02 | Gulfstream Aerospace Corporation | Collapsible cover for engine inlet and method for covering engine inlet |
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