CN114151763A - Rear navigation light with lower hemisphere plated and filtered infrared film - Google Patents

Rear navigation light with lower hemisphere plated and filtered infrared film Download PDF

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Publication number
CN114151763A
CN114151763A CN202111168351.XA CN202111168351A CN114151763A CN 114151763 A CN114151763 A CN 114151763A CN 202111168351 A CN202111168351 A CN 202111168351A CN 114151763 A CN114151763 A CN 114151763A
Authority
CN
China
Prior art keywords
light
light source
plated
infrared
filter membrane
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
Application number
CN202111168351.XA
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Chinese (zh)
Inventor
戚树腾
李辉
郝芯
王建桢
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lanzhou Wanli Aviation Electromechanical Co ltd
Original Assignee
Lanzhou Wanli Aviation Electromechanical Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Lanzhou Wanli Aviation Electromechanical Co ltd filed Critical Lanzhou Wanli Aviation Electromechanical Co ltd
Priority to CN202111168351.XA priority Critical patent/CN114151763A/en
Publication of CN114151763A publication Critical patent/CN114151763A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/10Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
    • F21S43/13Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
    • F21S43/14Light emitting diodes [LED]
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/10Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
    • F21S43/13Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
    • F21S43/255Filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00Globes; Bowls; Cover glasses
    • F21V3/02Globes; Bowls; Cover glasses characterised by the shape
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00Globes; Bowls; Cover glasses
    • F21V3/04Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F21V3/10Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by coatings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21WINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2103/00Exterior vehicle lighting devices for signalling purposes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21WINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2107/00Use or application of lighting devices on or in particular types of vehicles
    • F21W2107/30Use or application of lighting devices on or in particular types of vehicles for aircraft
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Abstract

The invention provides a rear navigation light with a lower hemisphere plated with an infrared filter film, which comprises: a first light source, a second light source and a lamp shade (3); the light emitted by the first light source is visible to human eyes, and the light emitted by the second light source is invisible to human eyes; the rear navigation light is fixed on the airplane body and is vertically arranged, and the first light source and the second light source are fixedly arranged in the rear navigation light and face the tail of the airplane; the lampshade (3) is covered with the first light source and the second light source, a filter membrane is plated on the lower half part of the lampshade (3), the light transmittance of the filter membrane to the first light source is greater than the first light transmittance, and the light transmittance to the second light source is not greater than the second light transmittance; the filter film is used for preventing the light rays emitted by the second light source from radiating towards the lower part of the airplane.

Description

Rear navigation light with lower hemisphere plated and filtered infrared film
Technical Field
The invention belongs to the technical field of aviation accessories, and particularly relates to a rear navigation lamp with a lower hemisphere plated with an infrared filter film.
Background
The rear navigation light is an important external lighting device of the airplane, is arranged at the tail part of the airplane body, is used for displaying the maximum appearance of the tail part of the airplane, provides own position and motion direction for other airplanes, and simultaneously helps pilots to visually judge the course of other airplanes when flying at night, so that the situation of surrounding airspace is mastered, and prejudgment and corresponding measures are taken in time.
At present, white LED lamps are mostly adopted by airplanes as light sources of rear navigation lamps. However, there are some situations where only one party needs to be visible, which cannot be achieved by the existing rear position lights.
Disclosure of Invention
The invention provides a rear navigation light with a lower hemisphere plated with an infrared filter film, which solves the problem that the existing rear navigation light cannot solve the problem that only one side needs to be visible under certain conditions.
The invention provides a rear navigation light with a lower hemisphere plated with an infrared filter film, which comprises: a first light source, a second light source and a lamp shade 3; the light emitted by the first light source is visible to human eyes, and the light emitted by the second light source is invisible to human eyes; wherein the content of the first and second substances,
the rear navigation light is fixed on the airplane body and is vertically arranged, and the first light source and the second light source are fixedly arranged in the rear navigation light and face the tail of the airplane;
the lampshade 3 is covered with the first light source and the second light source, the lower half part of the lampshade 3 is plated with a filter membrane, the light transmittance of the filter membrane to the first light source is greater than the first light transmittance, and the light transmittance to the second light source is not greater than the second light transmittance; the filter film is used for preventing the light rays emitted by the second light source from radiating towards the lower part of the airplane.
Optionally, the lampshade 3 is hemispherical.
Optionally, the thickness of the filter membrane is 1-10 nm.
Optionally, the filter membrane is a metal oxide filter membrane, and is processed by ion beam deposition and magnetron sputtering deposition.
Optionally, the filter membrane is plated on the inner side of the lampshade.
Optionally, the first light transmittance is 80-95% and the second light transmittance is not greater than 10%.
Optionally, the second light source is an infrared light source, and the filter membrane is an infrared filter membrane.
Optionally, the first light source is an LED light source.
The invention provides a rear navigation light with a lower hemisphere plated with an infrared filter film, which comprises: a first light source, a second light source and a lamp shade 3; the light emitted by the first light source is visible to human eyes, and the light emitted by the second light source is invisible to human eyes; the rear navigation light is fixed on the airplane body and is vertically arranged, and the first light source and the second light source are fixedly arranged in the rear navigation light and face the tail of the airplane; the lampshade 3 is covered with the first light source and the second light source, the lower half part of the lampshade 3 is plated with a filter membrane, the light transmittance of the filter membrane to the first light source is greater than the first light transmittance, and the light transmittance to the second light source is not greater than the second light transmittance; the filter film is used for preventing the light emitted by the second light source from radiating towards the lower part of the airplane. Through setting up the filter membrane, can be so that the directional top and the rear of aircraft of infrared light, avoid infrared ray to radiate below the aircraft, play the hidden effect, through adopting two kinds of light sources, provide friendly mode and hidden mode, realized multi-functionally.
Drawings
FIG. 1 is an exploded view of a lower hemisphere infrared coated rear position light provided in accordance with the present invention;
FIG. 2 is a schematic structural view of a lamp housing according to the present invention;
description of reference numerals:
1-end cap; 2, sealing rings; 3, a lampshade;
4-printing the board assembly; 5, sealing rings; 6, a bracket;
7-insulating spacers; 8, a support; 9-a housing;
10-rubber bushing.
Detailed Description
The invention provides a rear navigation light with a lower hemisphere coated with an infrared filter film.
Referring to fig. 1-2, the present invention provides an external lighting device with invisible hemisphere in infrared hidden mode for aviation field, which is a rear navigation light with dual mode function and invisible in infrared hidden mode, aiming at the disadvantages and shortcomings of the prior art.
The invention provides a rear navigation light with a lower hemisphere plated with an infrared filtering film, which comprises: a first light source, a second light source and a lamp shade 3; wherein the content of the first and second substances,
the light emitted by the first light source is visible to human eyes, and the light emitted by the second light source is invisible to human eyes; wherein the content of the first and second substances is controlled,
the rear navigation light is fixed on the airplane body and is vertically arranged, and the first light source and the second light source are fixedly arranged in the rear navigation light and face the tail of the airplane;
the lampshade 3 is covered with the first light source and the second light source, the lower half part of the lampshade 3 is plated with a filter membrane, the light transmittance of the filter membrane to the first light source is greater than the first light transmittance, and the light transmittance to the second light source is not greater than the second light transmittance; the filter film is used for preventing the light rays emitted by the second light source from radiating towards the lower part of the airplane.
Illustratively, the first light transmittance may be 80-95% and the second light transmittance is not greater than 10%.
The invention provides an aircraft navigation light, further comprising: end cover 1, sealing ring 2, lamp shade 3, printed board subassembly 4, obturating ring 5, support 6, insulating gasket 7, support 8, casing 9, rubber bush 10, as shown in figure 1.
The first light source and the second light source are fixedly arranged on the printed board assembly 4, and the printed board assembly 4 is fixedly arranged on the insulating gasket 7;
the insulating gasket 7 is arranged at the front end of the shell 9 through the support 8, and the rear end of the shell 9 is fixed on the airplane body;
the sealing ring 5 is arranged between the support 8 and the shell 9;
the lampshade 3 is fixed on the bracket 6 through the end cover 1;
the printed board assembly 4 is connected with a power supply on the airplane body through a wire and a socket;
the rubber bushing 10 is sleeved on the lead and used for guiding and fixing the installation of the lead;
the sealing ring 2 is arranged between the end cover 1 and the lampshade 3.
The rear navigation light provided by the invention comprises a first light source and a second light source. Correspondingly, the lighting mode of the rear navigation lamp can be divided into a friendly mode and a hidden mode. Wherein the content of the first and second substances,
in the friendly mode, the rear position light can be matched with the front position light/collision avoidance light to provide own position and movement direction for other airplanes.
Under the hidden mode, the second light source can be for infrared lighting, can be used for the formation set and provide the position of oneself to other aircraft, moreover through setting up the filter membrane, can be so that the directional top and the rear of aircraft of infrared light, avoids infrared ray to radiate below the aircraft, plays hidden effect.
According to the invention, the infrared filtering film is processed on the lower hemisphere of the lampshade 3, so that infrared rays are radiated backwards and upwards, and the invisible function of the lower hemisphere in an infrared hidden mode is realized.
Through filtering infrared membrane processing at lamp shade lower hemisphere part, the transmissivity of infrared filter membrane to white light reaches more than 95%, and reaches below 5% to the transmissivity of infrared light, and the illumination function under friendly mode is not influenced to infrared filter membrane.
As shown in fig. 2, the infrared filter film is processed to make infrared light only radiate upwards and backwards, and the infrared light in the infrared concealed mode is radiated in a fixed direction, so that the function that the lower hemisphere is not visible in the infrared concealed mode is realized.
Optionally, the thickness of the filter membrane is 1-10 nm.
Optionally, the filter membrane is a dielectric film or a metal film, and is processed by physical vapor deposition or chemical vapor deposition.
The dielectric film comprises TiO2, SiO2, MgF2, H4, Ta2O5, Al2O3 and the like;
the metal film comprises Al, Ag, Cr, Au and the like;
the physical vapor deposition comprises vacuum evaporation, ion plating, sputtering, molecular beam epitaxy and the like;
the chemical vapor deposition includes chemical vapor deposition, electroplating, electrolysis, anodic oxidation, and the like.
In order to distinguish the up-and-down installation direction of the navigation light on the airplane, the shell 7 of the navigation light can be designed in an asymmetric double-wing structure, so that workers can conveniently distinguish the up-and-down direction of the navigation light and install the navigation light.
The aircraft rear navigation light with the invisible hemisphere in the infrared hidden mode provided by the invention enables the rear navigation light to realize a formation function in the infrared hidden mode.

Claims (8)

1. A rear navigation light with a lower hemisphere plated with an infrared filter film, comprising: a first light source, a second light source and a lamp shade (3); the light emitted by the first light source is visible to human eyes, and the light emitted by the second light source is invisible to human eyes; wherein the content of the first and second substances,
the rear navigation light is fixed on the airplane body and is vertically arranged, and the first light source and the second light source are fixedly arranged in the rear navigation light and face the tail of the airplane;
the lampshade (3) is covered with the first light source and the second light source, a filter membrane is plated on the lower half part of the lampshade (3), the light transmittance of the filter membrane to the first light source is greater than the first light transmittance, and the light transmittance to the second light source is not greater than the second light transmittance; the filter film is used for preventing the light rays emitted by the second light source from radiating towards the lower part of the airplane.
2. A rear position light according to claim 1, characterized in that the lamp shade (3) is hemispherical.
3. A rear navigation light according to claim 2, characterised in that the thickness of the filter membrane is 1-10 nm.
4. The rear navigation light of claim 1, wherein the filter membrane is a metal oxide filter membrane, and is processed by ion beam deposition and magnetron sputtering deposition.
5. The rear position light of claim 1, wherein the filter is plated on an inner side of the housing.
6. The rear position light of claim 1, wherein the first light transmittance is 80-95% and the second light transmittance is no greater than 10%.
7. The rear position light of claim 1, wherein the second light source is an infrared light source and the filter film is an infrared filter film.
8. The rear position light of claim 1, wherein the first light source is an LED light source.
CN202111168351.XA 2021-09-30 2021-09-30 Rear navigation light with lower hemisphere plated and filtered infrared film Pending CN114151763A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111168351.XA CN114151763A (en) 2021-09-30 2021-09-30 Rear navigation light with lower hemisphere plated and filtered infrared film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111168351.XA CN114151763A (en) 2021-09-30 2021-09-30 Rear navigation light with lower hemisphere plated and filtered infrared film

Publications (1)

Publication Number Publication Date
CN114151763A true CN114151763A (en) 2022-03-08

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CN202111168351.XA Pending CN114151763A (en) 2021-09-30 2021-09-30 Rear navigation light with lower hemisphere plated and filtered infrared film

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CN (1) CN114151763A (en)

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2394906Y (en) * 1999-07-01 2000-09-06 王业西 Transparent electric conductive glass
US20030076688A1 (en) * 2001-10-18 2003-04-24 Koito Manufacturing Co., Ltd. Projection-type headlamp also having infrared light emitting function
CN2934902Y (en) * 2006-06-30 2007-08-15 大亿交通工业制造股份有限公司 Composite lamp lighting system
CN101618766A (en) * 2009-07-28 2010-01-06 北京派瑞根科技开发有限公司 Stealthy aircraft
CN103822138A (en) * 2013-11-25 2014-05-28 上海航空电器有限公司 Novel dual-mode navigation lamp
CN103851376A (en) * 2012-12-05 2014-06-11 东莞万士达液晶显示器有限公司 Illuminating device
US8905587B1 (en) * 2011-08-09 2014-12-09 The Boeing Company Internal covert IR filter for searchlight systems
US20180016031A1 (en) * 2016-07-15 2018-01-18 Goodrich Lighting Systems, Inc. Dual mode aircraft light assembly
CN209445153U (en) * 2018-12-07 2019-09-27 上海航空电器有限公司 A kind of floodlight for fuel charger docking area illumination
CN112622391A (en) * 2020-11-02 2021-04-09 中国人民解放军空军工程大学 Optical transparent ultra-wideband radar and infrared double-stealth structure

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2394906Y (en) * 1999-07-01 2000-09-06 王业西 Transparent electric conductive glass
US20030076688A1 (en) * 2001-10-18 2003-04-24 Koito Manufacturing Co., Ltd. Projection-type headlamp also having infrared light emitting function
CN2934902Y (en) * 2006-06-30 2007-08-15 大亿交通工业制造股份有限公司 Composite lamp lighting system
CN101618766A (en) * 2009-07-28 2010-01-06 北京派瑞根科技开发有限公司 Stealthy aircraft
US8905587B1 (en) * 2011-08-09 2014-12-09 The Boeing Company Internal covert IR filter for searchlight systems
CN103851376A (en) * 2012-12-05 2014-06-11 东莞万士达液晶显示器有限公司 Illuminating device
CN103822138A (en) * 2013-11-25 2014-05-28 上海航空电器有限公司 Novel dual-mode navigation lamp
US20180016031A1 (en) * 2016-07-15 2018-01-18 Goodrich Lighting Systems, Inc. Dual mode aircraft light assembly
CN209445153U (en) * 2018-12-07 2019-09-27 上海航空电器有限公司 A kind of floodlight for fuel charger docking area illumination
CN112622391A (en) * 2020-11-02 2021-04-09 中国人民解放军空军工程大学 Optical transparent ultra-wideband radar and infrared double-stealth structure

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孙晓东;吕绪良;卢爱军;马腾龙;朱超;: "低发射率伪装绿色涂层的制备和性能分析", 解放军理工大学学报(自然科学版), no. 02 *

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