CN103256531A - Precision approach path indicator lamp - Google Patents
Precision approach path indicator lamp Download PDFInfo
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- CN103256531A CN103256531A CN2013101353044A CN201310135304A CN103256531A CN 103256531 A CN103256531 A CN 103256531A CN 2013101353044 A CN2013101353044 A CN 2013101353044A CN 201310135304 A CN201310135304 A CN 201310135304A CN 103256531 A CN103256531 A CN 103256531A
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- lamp box
- box shell
- light fixture
- light source
- approach path
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Abstract
The invention discloses a precision approach path indicator lamp comprising an angle measuring device, a display module, a lamp box outer shell, a support assembly and at least four sets of optical units. The at least four sets of the optical units are arranged in the lamp box outer shell, each group of the optical units comprises light sources, an optical filter, a first lens and a second lens, all the light sources are horizontally distributed, and the first lenses, the optical filters and the second lenses are sequentially distributed in a straight line in front of the light sources in the light direction. The angle measuring device is arranged in the lamp box outer shell, connected with the display module and used for measuring an elevation angle of the lamp box outer shell. The display module is arranged on the outer side of the lamp box outer shell, located at the rear ends of the optical units and used for displaying an elevation angle value measured by the angle measuring device. The support assembly is arranged at the lower end of the lamp box outer shell.
Description
Technical field
The present invention relates to lighting apparatus, refer to a kind of precision approach path indicator light fixture especially.
Background technology
In the prior art, common PAPI(Precision Approach Path Indicator, precision approach path indicator) light fixture is made up of 1-3 group independent light block learn, a light source of each optical unit is joined one group of lens, because the otherness of luminescent device batch material, cause light source light thermal conversion efficiency instability, thereby make the luminous flux of each light source all have bigger negative error (error is usually 〉=15%) to cause the output intensity deficiency, directly influence pilot's visual navaid effect.Next, because each single light source power is bigger, therefore the power of each light source cause the light source heat to concentrate more than 200W usually, unsuitable quick heat radiating causes colour temperature variation and light decay serious.Because it is few that lens are horizontally organized number, it is little that level goes out beam angle, causes visual navaid visibility and poor definition.
In addition, the PAPI light fixture of prior art, for heat radiation better, usually display is placed on light source the place ahead, usually the PAPI light fixture need be opened the lamp body top cover or check angular display unit by front lamp cover when Installation and Debugging and school fly, can cause like this to close to cover tightly when solid the angle of adjusting is changed, or because of light when front end is checked before the lampshade too by force, produce the collimation error, thereby cause adjusting repeatedly or to adjust error big.
Summary of the invention
In view of this, the objective of the invention is to propose a kind of precision approach path indicator light fixture.This precision approach path indicator light fixture has better heat dispersion, lighting effect and property easy to use.
Based on above-mentioned purpose precision approach path indicator light fixture provided by the invention, comprise angular surveying device, display module, lamp box shell, bracket assembly and at least four group optical units; Described at least four group optical units are arranged in the described lamp box shell, and every group of described optical unit comprises light source, colour filter, first lens, second lens; All described light source levels are arranged; Described first lens, colour filter, second lens are arranged in a linear along radiation direction successively in described light source the place ahead; Described angular surveying device is arranged in the described lamp box shell, is connected with described display module, measures the elevation angle of described lamp box shell; Described display module is arranged at the described lamp box shell outside, is positioned at described optical unit rear end, shows the described elevation value that described angular surveying device is measured; Described bracket assembly is arranged at the lower end of described lamp box shell.
Optionally, described light source comprises golden halogen light source; And/or described lens are convex lens.
Optionally, the power of described golden halogen light source is 100-110W.
Optionally, the power of described golden halogen light source is 105W.
Optionally, described angular surveying device comprises the electronics inclinometer; Described display floater comprises charactron, calibration button, interface; Described charactron is connected with described interface with described calibration button, and described calibration button is adjusted the shown angle value of described charactron; Described interface is connected with described electronics inclinometer by connecting line.
Optionally, described bracket assembly comprises three groups of feets, and these three groups of feets are by connecting the bottom that fastening assembly is fixed in described lamp box shell, and the line of its fixing point constitutes isosceles triangle.
Optionally, described feet comprises ring flange, easy to break, extension bar, adjusting screw(rod); Described ring flange is fixed in ground by earth stud, and is connected with described extension bar by described easy to break; Described adjusting screw(rod) one end telescopically connects described extension bar upper end, and the other end is by connecting the bottom that fastening assembly is fixed in described lamp box shell.
Optionally, described optical unit also comprises plate glass, is arranged at described second lens the place ahead; And/or at least four light sources of described at least four group optical units, adjacent two described space between light sources are 80-160mm.。
Optionally, described optical unit is provided with 4 groups.
Optionally, also comprise cover plate, the described lamp box shell of cap seal; The making material of described cover plate and/or described lamp box shell is aluminium alloy.
Optionally, in four light sources of described four groups of optical units, adjacent two described space between light sources are 80-160mm.
Optionally, in four light sources of described four groups of optical units, adjacent two described space between light sources are 80-90mm; Or 90-100mm; Or 100-110mm; Or 110-120mm; Or 120-130mm; Or 130-140mm; Or 140-150mm; Or 150-160mm.
Optionally, in four light sources of described four groups of optical units, adjacent two described space between light sources are 120 ± 5mm.
Optionally, the distance between described light source and first lens is 90-120mm; Distance between described first lens and the colour filter is 45-65mm; Distance between described first lens and second lens is 190-225mm.
Optionally, it highly is 400-900mm.
Optionally, described lamp box outer casing width is 500-650mm.
Optionally, described lamp box outer cover length is 700-820mm.
From above as can be seen, precision approach path indicator light fixture provided by the invention adopts golden halogen light source, has strengthened light intensity, has improved the visual navaid effect to the pilot.PAPI light fixture of the present invention adopts four horizontal light sources, has higher radiating rate, has kept luminous intensity; Simultaneously that the angular surveying device is measured angle information intuitively is presented on the external display floater, make that the staff of airport on-site supervision just can be according to demonstration information under the situation of not opening cover plate, directly adjust the support bar angle, improved the convenience that the monitor staff controls support bar.Simultaneously because the PAPI light fixture in the some embodiments of the invention has adopted golden halogen light source, compact conformation, the volume of light fixture is less, and whole wind resistance power is strong, can stand 320km/h wind-force; Adopt three groups of feets, make that the angle adjustment of light fixture and scene are easier for installation.The embodiment of the invention adopts high efficiency light source, has reduced, the heat concentrated defective that should not dispel the heat low because of single high-power incandescent source optical efficiency, thereby has effectively reduced the too high light decay that causes of Yin Wendu and and colour temperature variation.PAPI light fixture of the present invention, adopt at least four group optical units, increased the horizontal light beam angle, thereby make the pilot can clearly catch and identify the signal message that sends faster, security and stability to the visual navaid of pilot have been improved, when a light source failure, light fixture still can operate as normal.In addition, PAPI light fixture provided by the present invention has adopted the electronics inclinometer, can measure the elevation angle of PAPI light fixture, has higher display precision, reduces the visual angle error, but stored angles data are also conveniently monitored and the abnormality early warning the light fixture elevation angle.
Description of drawings
Fig. 1 is the precision approach path indicator fitting structure general illustration of the embodiment of the invention;
Fig. 2 is the display floater schematic diagram of the embodiment of the invention.
The specific embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, below in conjunction with specific embodiment, and with reference to accompanying drawing, the present invention is described in more detail.
Fig. 1 is the precision approach path indicator fitting structure general illustration of the embodiment of the invention, comprises lamp body assembly 1 and the bracket assembly 2 that is arranged at lamp body assembly 1 below.Lamp body assembly 1 comprises four groups of optical units, every group of optical unit all comprises a light source 11, and first lens 12 that set gradually along light source 11 light direction of illuminations along straight line, colour filter 13, second lens 14, plate glass 15, lamp box shell 16, cover plate 17.Direction of illumination with light source 1 is benchmark, after establishing the light near-end and being, before the light far-end is.Wherein, colour filter 13 is arranged at the front end of described first lens 12, light source 11 is arranged at the rear end of described set of lenses and colour filter 13, and colour filter 13 is arranged at set of lenses optical axis top, make the light that light source 11 penetrates through first lens 12, again after filtration after color chips 13 colour filters, form the first half and be red, Lower Half and be white optical signal.Second lens 14, plate glass 15 are arranged at the front end of colour filter 13.In the present embodiment, horizontally, and four light sources 11 can rotate around a horizontal rotating shaft along with light fixture included four light sources 11 of four groups of optical units in lamp box.All light sources 11 in described four groups of optical units are fixed in the lamp box shell 16 by a light source bracket, all colour filters 13 are fixed in the lamp box shell 16 by a colour filter support, all first lens 12 are fixed in the lamp box by first a lens fixed mount, all second lens 14 are fixed in the lamp box by second a lens fixed mount, and all plate glass 15 are fixed in the lamp box by a plate glass fixed mount.Described cover plate 17 cap seal lamp box shells 16, bracket assembly 2 is arranged at the below of lamp body assembly 1, connects the bottom of lamp box shell 16, and supports whole light fixture.
In the present embodiment, the distance between the adjacent light source 11 is about 120 ± 5mm among four light sources 11.In other embodiments, above-mentioned distance can be 80-160mm.
In the present embodiment, bracket assembly 2 comprises three groups of feets, and every group of feet comprises ring flange 21, easy to break 22, extension bar 23, adjusting screw(rod) 24, connects fastening assembly.Ring flange 21 is fixed in ground by earth stud, and is connected with extension bar 23 by easy to break 22; Adjusting screw(rod) 24 telescopicallies are arranged at extension bar 23 upper ends, and adjusting screw(rod) 24 stretches into the part of extension bar 23 and can regulate, and by connecting the bottom that fastening assembly is connected in lamp box shell 16.The bracket assembly 2 of present embodiment comprises three groups of feets, one group of rear portion that is arranged at lamp box shell 16 wherein, and other two groups are arranged at lamp box shell 16 front portions, and the fixing point of three groups of feets in lamp box shell bottom surface is linked to be isosceles triangle.Can adjust the length of described feet by adjusting adjusting screw(rod) 24, thereby adjust the elevation angle of whole PAPI light fixture.In embodiments of the present invention, the height of light fixture is about 400-900mm.Adopt three groups of feets, make the installation of light fixture have enough stability, also make installation more convenient accurately simultaneously.
In the present embodiment, four groups of optical units in the lamp body assembly 1 uniformly-spaced arrange.
In the present embodiment, the optical signal that the PAPI light fixture penetrates, the first half be red, and Lower Half is white, and the light intensity of white light is 6 times of light intensity of red light.Generally speaking, aircraft is provided with four PAPI light fixtures, and these four PAPI light fixtures have the different elevations angle, have constituted the PAPI system of aircraft.In visual range, the PAPI light fixture at the different elevations angle makes when aircraft is in differing heights in the PAPI system, and the driver can see different red white light combinations, and can be by the height of described red white light interval judgement and adjustment aircraft, the control aircraft is in the suitable nearly height that advances.In the present embodiment, the described elevation angle may be defined as the angle between PAPI light fixture and the horizontal plane.
In the present embodiment, adopt four light sources 11, thereby under the situation that does not influence luminous intensity, can reduce the power of each light source 11, thus the rate of heat dissipation of minimizing light source 11; When having a light source 11 to break down in four light sources 11, the PAPI light fixture still can operate as normal; Concrete, light source 11 is golden halogen light source, its power is 105W.
The PAPI light fixture of present embodiment also comprises the angle display module, this angle display module comprises display floater and electronics inclinometer, described plane charactron display floater is connected with an electronics inclinometer, this electronics inclinometer is arranged at lamp body assembly 1 inside, be positioned at bottom surface or the side of lamp box shell 16, or be positioned on the cover plate 17.Described electronics inclinometer can detect the angle of inclination that lamp box shell 16 favours horizontal plane, and this angle information is sent to described display floater, is shown by described display floater.In the present embodiment, light source 11 is arranged at the rear of lamp box shell 16, obtained in the present embodiment effectively reducing owing to the light source heat radiation rate simultaneously, thereby display floater can be arranged at lamp box shell 16 rears, and be fixed in the lamp box shell outside by securing member, thereby the airport monitor staff just can view measured lamp box shell 16 elevation informations of described electronics inclinometer by described display floater under the situation of not opening cover plate 17.
Fig. 2 is the display panel structure schematic diagram of the embodiment of the invention.Comprise charactron 31, calibration button 32, interface 33.Charactron 31 is used for showing measured angle value and the residing pattern of current angle display module of electronics inclinometer.Calibration button 32 is connected with charactron 31, by calibrating the data that button 32 can be shown according to the shown actual angle value adjustment charactron of electronics inclinometer 31, makes the shown angle value of described electronics inclinometer and charactron 31 always.Interface 33 is connected with described electronics inclinometer by connecting line, thereby the measured information of described electronics inclinometer can be sent to described display floater.
In the present embodiment, described interface can adopt the four-core connector.In other embodiments, also can adopt the connector of other core number.
In the present embodiment, adopt the electronics inclinometer as the angular surveying device, can measure the elevation angle angle of light fixture immediately, certainty of measurement can reach 0.01 °; In other embodiments, the angular surveying device can also adopt miscellaneous equipment.
In the present embodiment, cover plate 3 and lamp box shell 4 adopt aluminum alloy materials to make, and when preventing corrosion, have alleviated the weight of whole light fixture.
In the present embodiment, the set of lenses of described every group of optical unit comprises two lens; In other embodiments, the set of lenses of described every group of optical unit can comprise the lens more than three or three.
In the present embodiment, described optical unit is provided with four groups; In other embodiments, more optical unit can be set.The present invention adopts equidistantly four groups of horizontal optical units, and it is long-pending to have increased photoirradiated surface, thereby has increased the irradiation light intensity of whole light fixture.
In other embodiments, display floater can also arrange two display modes, and as operational mode and calibration mode, these two patterns can be switched by described calibration button, and can show by described charactron.In described operational mode, described charactron shows the angle value after the calibration; When needs are adjusted the shown angle value of described charactron, the user can switch to calibration mode with the display mode of charactron from operational mode by the calibration button, when display floater was in calibration mode, the user can adjust the shown angle value of described charactron by the calibration button.At display floater different patterns is set, conveniently its angles of display value is adjusted, make that also use is more convenient.
In other embodiments, described light source can adopt golden halogen light source, and its power is 100-110W, and is concrete, can be 100W, 105W or 110W.The light source of prior art, luminous efficiency is lower, thereby needs to adopt the light source of more high-power (about 200W) just can reach the illumination effect that needs usually.The golden halogen light source that the embodiment of the invention adopts, dwindle the illuminator volume, thereby dwindle the volume of whole PAPI light fixture lamp body assembly, the golden halogen light source that the while embodiment of the invention adopts can be exported stronger light, with respect to employed light source in the prior art, have longer life-span and the luminous efficiency of Geng Gao, thereby reduced the power of single source.Simultaneously, adopt golden halogen light source also to reduce light decay, and good at its life period colour temperature stability; Also make whole fitting structure more compact, the light fixture of various embodiments of the present invention, the width of lamp body assembly is about about 500-650mm, length is about about 700-820mm, because the distance of second lens and lamp box shell front end can be the numerical value of any appropriate, therefore in actual applications, the length of lamp body assembly, just the length of described lamp box shell can be other numerical value greater than 820mm.Because it has smaller volume, corresponding, its whole wind resistance strengthens, and in actual applications, the wind-force that light fixture of the present invention can bear reaches 320km/h.Because the light source that the embodiment of the invention adopts has lower power compared to existing technology, thereby effectively reduce the colour temperature variation that causes because the unit are temperature is too high.The present invention adopts four golden halogen light sources, and the power of single source reduces, and compared to existing technology, its thermal source distributes and more disperses.
From above as can be seen, precision approach path indicator light fixture provided by the present invention, adopt the less light source of illuminator, has more optical unit, increased horizontal outgoing beam angle, thereby the pilot can more clearly catch and identify optical information, has improved security and the stability of visual navaid.Simultaneously, the light source that the present invention adopts has higher light intensity, has improved the visual navaid effect to the pilot; Also have higher radiating rate, kept luminous intensity.The present invention adopts high efficiency light source, has reduced, the heat concentrated defective that should not dispel the heat low because of single high-power incandescent source optical efficiency, thereby has effectively reduced the too high light decay that causes of Yin Wendu and and colour temperature variation.In addition, the airport monitor staff directly opens the light fixture cover plate and checks angle in the prior art, and the switching of cover plate makes the angle of adjusting change easily; Among the present invention, because the heat radiation of lamp box inner light source has realized effective reduction, thereby the digital display floater of connection angle measuring appliance can be arranged at the light source rear, can not cause simultaneously the local heat radiation of whole light fixture excessive, thereby the digital display floater of this postposition can intuitively show the angle information of light fixture under the situation of not opening the light fixture cover plate, make the airport monitor staff directly to adjust the support bar angle according to described angle information.
Precision approach path indicator light fixture provided by the present invention has better visual navaid effect, radiating effect, stability, security; Simultaneously, the pilot is adjusted more easily to it.
Those of ordinary skill in the field are to be understood that: the above only is specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a precision approach path indicator light fixture is characterized in that, comprises angular surveying device, display module, lamp box shell, bracket assembly and at least four group optical units; Described at least four group optical units are arranged in the described lamp box shell, and every group of described optical unit comprises light source, colour filter, first lens, second lens, and wherein all described light source levels are arranged; Described first lens, colour filter, second lens are arranged in order along the light emission direction in described light source the place ahead; Described angular surveying device is arranged in the described lamp box shell, is electrically connected with described display module, is used for measuring the elevation angle of described lamp box shell; Described display module is arranged at the described lamp box shell outside, is positioned at described optical unit rear end, shows the described elevation value that described angular surveying device is measured; Described bracket assembly is arranged at the lower surface of described lamp box shell for the luffing angle that supports and adjust the lamp box shell.
2. precision approach path indicator light fixture according to claim 1 is characterized in that, described light source comprises golden halogen light source; And/or described lens are convex lens.
3. precision approach path indicator light fixture according to claim 2 is characterized in that, the power of described golden halogen light source is 100-110W.
4. precision approach path indicator light fixture according to claim 3 is characterized in that, the power of described golden halogen light source is 105W.
5. precision approach path indicator light fixture according to claim 1 is characterized in that, described angular surveying device comprises the electronics inclinometer; Described display floater comprises charactron, calibration button, interface; Described charactron is connected with described interface with described calibration button, and described calibration button is adjusted the shown angle value of described charactron; Described interface is connected with described electronics inclinometer by connecting line.
6. precision approach path indicator light fixture according to claim 1, it is characterized in that, described bracket assembly comprises three groups of feets, and these three groups of feets are by connecting the bottom that fastening assembly is fixed in described lamp box shell, and the line of its fixing point constitutes isosceles triangle.
7. precision approach path indicator light fixture according to claim 6 is characterized in that, described feet comprises ring flange, easy to break, extension bar, adjusting screw(rod); Described ring flange is fixed in ground by earth stud, and is connected with described extension bar by described easy to break; Described adjusting screw(rod) one end telescopically connects described extension bar upper end, and the other end is by connecting the bottom that fastening assembly is fixed in described lamp box shell.
8. precision approach path indicator light fixture according to claim 1 is characterized in that, described optical unit also comprises plate glass, is arranged at described second lens the place ahead;
And/or at least four light sources of described at least four group optical units, adjacent two described space between light sources are 80-160mm.
9. precision approach path indicator light fixture according to claim 1 is characterized in that, described optical unit is provided with 4 groups.
10. precision approach path indicator light fixture according to claim 1 is characterized in that, also comprises cover plate, the described lamp box shell of cap seal; The making material of described cover plate and/or described lamp box shell is aluminium alloy.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101353044A CN103256531A (en) | 2013-04-18 | 2013-04-18 | Precision approach path indicator lamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101353044A CN103256531A (en) | 2013-04-18 | 2013-04-18 | Precision approach path indicator lamp |
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| CN103256531A true CN103256531A (en) | 2013-08-21 |
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| CN2013101353044A Pending CN103256531A (en) | 2013-04-18 | 2013-04-18 | Precision approach path indicator lamp |
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| CN1799940A (en) * | 2005-12-31 | 2006-07-12 | 方殿荣 | Novel precise sea-way entering indication method and system |
| US20070115141A1 (en) * | 2005-08-22 | 2007-05-24 | New Bedford Panoramex | Precision approach path indicator systems and light assemblies useful in same |
| CN201262361Y (en) * | 2008-09-12 | 2009-06-24 | 上海行德照明工程有限公司 | Precision approach path indicator with novel lamp cup structure |
| US20100132433A1 (en) * | 2008-11-28 | 2010-06-03 | Rongsheng Tian | Precision approach path indicator field testing instrument |
| CN201582656U (en) * | 2009-12-30 | 2010-09-15 | 复旦大学 | LED precision approach course indicator lamp |
| CN102639927A (en) * | 2009-12-02 | 2012-08-15 | 欧司朗股份有限公司 | Lighting apparatus for a beacon system |
| US20120223255A1 (en) * | 2011-03-04 | 2012-09-06 | Aeronautical & General Instruments Limited | Precision approach path indicator |
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2013
- 2013-04-18 CN CN2013101353044A patent/CN103256531A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070115141A1 (en) * | 2005-08-22 | 2007-05-24 | New Bedford Panoramex | Precision approach path indicator systems and light assemblies useful in same |
| CN1799940A (en) * | 2005-12-31 | 2006-07-12 | 方殿荣 | Novel precise sea-way entering indication method and system |
| CN201262361Y (en) * | 2008-09-12 | 2009-06-24 | 上海行德照明工程有限公司 | Precision approach path indicator with novel lamp cup structure |
| US20100132433A1 (en) * | 2008-11-28 | 2010-06-03 | Rongsheng Tian | Precision approach path indicator field testing instrument |
| CN102639927A (en) * | 2009-12-02 | 2012-08-15 | 欧司朗股份有限公司 | Lighting apparatus for a beacon system |
| CN201582656U (en) * | 2009-12-30 | 2010-09-15 | 复旦大学 | LED precision approach course indicator lamp |
| US20120223255A1 (en) * | 2011-03-04 | 2012-09-06 | Aeronautical & General Instruments Limited | Precision approach path indicator |
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Application publication date: 20130821 |