CN106813158A - A kind of infrared light compensating lamp for vcehicular tunnel quick detection - Google Patents
A kind of infrared light compensating lamp for vcehicular tunnel quick detection Download PDFInfo
- Publication number
- CN106813158A CN106813158A CN201710071161.3A CN201710071161A CN106813158A CN 106813158 A CN106813158 A CN 106813158A CN 201710071161 A CN201710071161 A CN 201710071161A CN 106813158 A CN106813158 A CN 106813158A
- Authority
- CN
- China
- Prior art keywords
- infrared
- chip
- aluminium base
- light compensating
- quick detection
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
- F21V19/0015—Fastening arrangements intended to retain light sources
- F21V19/0025—Fastening arrangements intended to retain light sources the fastening means engaging the conductors of the light source, i.e. providing simultaneous fastening of the light sources and their electric connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/005—Sealing arrangements therefor
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
Abstract
The present invention relates to a kind of infrared light compensating lamp for vcehicular tunnel quick detection, infrared lamp arrays including waterproof case and inside waterproof case, the infrared lamp arrays includes the infrared lamp of aluminium base and at least 3 uniform arrangements on aluminium base, the infrared lamp includes that Infrared High-Power encapsulates chip and glow cup, the Infrared High-Power encapsulation chip and glow cup are respectively positioned on aluminium base, and the Infrared High-Power encapsulation chip is located inside glow cup.Compared with prior art, the present invention has the advantages that intensity of illumination high, light radiation efficiency high, good heat dissipation effect and dust-proof good with water resistance.
Description
Technical field
The present invention relates to automotive lighting field, more particularly, to a kind of infrared light filling for vcehicular tunnel quick detection
Lamp.
Background technology
Automobile infrared light compensating lamp plays particularly important effect for the automobile of night running, however, infrared light compensating lamp is removed
Outside for the automobile of night running, also played a very important role for being used for quickly detecting in vcehicular tunnel.It is existing
Infrared camera, shutter speed is generally 1/4000s, under this speed, if wanting to meet the requirement of infrared light filling, infrared light compensating lamp
If at least at present 4 times of output level of radiation flux.Existing infrared light compensating lamp on the market, more in order to ensure radiating and
It is illuminated using single-chip, this lighting system causes that illumination intensity can only be improved by lifting the quality of infrared chip,
The output flow of infrared light compensating lamp is caused to be limited significantly, it is impossible to meet the demand to illumination intensity.
The content of the invention
The purpose of the present invention is directed to above mentioned problem and provides a kind of infrared light compensating lamp for vcehicular tunnel quick detection.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of infrared light compensating lamp for vcehicular tunnel quick detection, including waterproof case and inside waterproof case
Infrared lamp arrays, the infrared lamp arrays includes the infrared lamp of aluminium base and at least 3 uniform arrangements on aluminium base, described infrared
Light fixture includes that Infrared High-Power encapsulates chip and glow cup, and the Infrared High-Power encapsulation chip and glow cup are respectively positioned on aluminium base
On, the Infrared High-Power encapsulation chip is located inside glow cup.
The Infrared High-Power encapsulation chip includes at least 9 infrared chips being packaged as a whole, and the infrared chip leads to
Series connection and formation square arrangement in parallel are crossed, the bottom electrode of the infrared chip is connected with aluminium base, the infrared chip
Upper electrode is connected by way of routing with aluminium base.
The peak wavelength of the infrared chip is 865nm.
The top of the infrared chip is also covered with sapphire optical window.
The bottom electrode of the infrared chip is connected with aluminium base by soldering.
Arrangement mode of the infrared lamp on aluminium base is determined by luminous environment analogue simulation.
The aluminium base is high thermal conductivity aluminum matrix plate of the thermal resistance value less than 0.5.
The aluminium base lower section is additionally provided with bar shaped aluminium radiator, and the bar shaped aluminium radiator passes through bolt and aluminium base
Connection.
The waterproof case includes glass cover-plate, plug and spring washer, and the glass cover-plate is located at glow cup top, institute
State two ends of the plug respectively with bar shaped aluminium radiator to be connected, the spring washer is located on the bolt hole of aluminium base.
Sealing gasket is additionally provided between the plug and bar shaped aluminium radiator.
Compared with prior art, the invention has the advantages that：
(1) illumination is realized using Infrared High-Power encapsulation chip, compared with traditional single-chip is illuminated, the high-power and country
At least 9 infrared chips of square arrangement of outer package chip package, the quality without lifting infrared chip is capable of achieving
High-power illumination, is easy to implement and cost-effective, and Practical Performance is strong.
(2) peak wavelength of infrared chip is 865nm, can avoid the occurrence of the light of 730nm or so to make driver
Into interference.
(3) directly it is connected with aluminium base by series connection and formation square arrangement in parallel, and electrode between infrared chip, nothing
Filling gel is needed, heat dispersion is also enhanced while reducing heat loss.
(4) top of infrared chip is also covered with sapphire optical window, can be improved while increasing radiating it is infrared go out
Light efficiency.
(5) bottom electrode of infrared chip is connected with aluminium base by soldering, greatly reduces thermal resistance, improves chip
Energy.
(6) arrangement mode of the infrared lamp on aluminium base is determined by luminous environment analogue simulation so that infrared light compensating lamp
Range of exposures all standing uniformly can be realized to tunnel internal, realize the optimization of uniform illumination degree.
(7) high thermal conductivity aluminum matrix plate of the aluminium base using thermal resistance value less than 0.5, meets the demand of local big hot-fluid radiating.
(8) aluminium base lower section is additionally provided with bar shaped aluminium radiator, is connected with aluminium base by bolt, forms integrated heat dissipation
Change, further improve the heat dispersion of light fixture.
(9) waterproof case is assembled into by glass cover-plate, plug and spring washer, it is ensured that light fixture has good dust-proof
Water resistance, is hardly damaged.
(10) sealing gasket is additionally provided between plug and bar shaped aluminium radiator, further increases the water resistance of light fixture.
Brief description of the drawings
Fig. 1 is the overall structure diagram of apparatus of the present invention；
Fig. 2 is the cross-sectional view of single light fixture；
Wherein, 1 is plug, and 2 is that Infrared High-Power encapsulates chip, and 3 is glow cup, and 4 is glass cover-plate, and 5 is spring washer,
6 is sealing gasket, and 7 is bar shaped aluminium radiator.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with technical solution of the present invention
Premised on implemented, give detailed implementation method and specific operating process, but protection scope of the present invention is not limited to
Following embodiments.
It is as shown in Figure 1 a kind of infrared light compensating lamp for vcehicular tunnel quick detection provided in the present embodiment, including
Waterproof case and the infrared lamp arrays inside waterproof case, infrared lamp arrays are equal on aluminium base including aluminium base and at least 3
The infrared lamp (as shown in Figure 2) of even arrangement, infrared lamp includes that Infrared High-Power encapsulates chip 2 and glow cup 3, high-power red
Covering cartridge chip 2 and glow cup 3 are respectively positioned on aluminium base, and Infrared High-Power encapsulation chip 2 is located inside glow cup 3.
Wherein, Infrared High-Power encapsulation chip 2 includes at least 9 infrared chips being packaged as a whole, and infrared chip passes through
Series connection and formation square arrangement in parallel, the bottom electrode of infrared chip are connected with aluminium base, and the upper electrode of infrared chip leads to
The mode for crossing routing is connected with aluminium base.The peak wavelength of infrared chip is 865nm.The top of infrared chip is also covered with blue treasured
Stone optical window.The bottom electrode of infrared chip is connected with aluminium base by soldering.Arrangement side of the infrared lamp on aluminium base
Formula is determined by luminous environment analogue simulation.Aluminium base is high thermal conductivity aluminum matrix plate of the thermal resistance value less than 0.5.Aluminium base lower section is additionally provided with
Bar shaped aluminium radiator 7, bar shaped aluminium radiator 7 is connected by bolt with aluminium base.Waterproof case includes glass cover-plate 4, blocks up
First 1 and spring washer 5, glass cover-plate 4 is located at the top of glow cup 3, and two ends of the plug 1 respectively with bar shaped aluminium radiator 7 are connected,
The spring washer 5 is located on the bolt hole of aluminium base.Sealing gasket 6 is additionally provided between plug 1 and bar shaped aluminium radiator 7.
The infrared light compensating lamp of following index is met according to the design of above-mentioned thought：Single light fixture width irradiates within 0.5 meter
Width is 2 meters；Single light fixture makes the uniformity of illuminance of face to be illuminated (most under any irradiation distance of 3.5 meters to 7.5 meters of object distance
Low-light (level)/highest illumination) more than 95% need to be reached；The one-time continuous working time is no more than 1 hour；To the photograph of whole tunnel cross-section
It is bright to be covered by way of lamp array, the uniformity problems of adjacent lighting intersection need to be solved, to ensure whole lamp array
The uniformity in range of exposures also reaches more than 95%.
According to design requirement, the design main design thought is as follows：Using the high intensity light source (HPP) of high power low thermal resistance
Technology design, realizes class spot light pattern, to realize light projection at 7 meters；Designed using integral type optics reflector,
Realize infrared light light efficiency system high；Using the big hot-fluid cooling system of low thermal resistance, local big hot-fluid cooling requirements are met；Selection
865nm peak wavelengths, it is to avoid the light interference driver of 730nm or so occur；Using bar shaped aluminium profile structure, single lamp is kept
Dustproof and waterproof；Every strip light is controlled using Independent adjustable photoelectric source, in assembling, can be carried out according to irradiation area requirement
It is separately adjustable, make to meet global illumination effect；Power supply takes external structure, maintains easily.The method for designing at specific each position is such as
Under：
Shown according to former infrared lamp and shooting result, the preliminary radiation flux for judging infrared lamp exports water before being at least syllabus
Flat 4 times, could meet requirement under the conditions of 1/4000s.
(1) chip package
Chip package principle and technique：
Using High Density Packaging Technology, chip is using 3 strings 3 and structure.Concrete technology is as follows：Using the infrared core of vertical stratification
Piece, bottom electrode is welded on substrate, and upper electrode is connected to substrate by routing mode.Included using special process following several
Individual aspect：Die bond uses soldering process, substantially reduces thermal resistance；Device inside reduces heat loss without silicone filler, increases radiating；
Using sapphire window Qu Guang mechanisms (patented technology), increase radiating and improve infrared light extraction efficiency simultaneously.
(2) reflector design
Because the infrared lamp has light as requested higher 7 meters of distal end, so need to be narrow according to the device design for using
Beam optical system.Based on specular aluminium to ultrared high reflection characteristic, the present embodiment will realize optics using aluminium reflector
System.Reflector diameter 41mm, height 32mm, bottom part aperture diameter 8mm, lighting angle are 10 degree, are prepared using being electroplated after aluminium punching press.
(3) luminance test
Luminance test is carried out using three groups of infrared chips and reflector sample of trial-production, test condition is as follows：Irradiation distance
It is 3.5 meters；Irradiation object is cement material test board, and size is 60cm*40cm；Camera parameter is aperture f4, gain 20, exposure
Time 0.25ms.Image to gathering carries out gray value extraction, obtains image averaging gray value for 15.4, and light can illuminate it is whole
Individual cameras line.When actually used, image averaging gray value need to reach more than 50, be reached subsequently through number of chips is increased
To luminance index.
(4) uniformity control
Mentality of designing：For the ease of overall adjustment, each lamp of initial setting is made up of 8 modules, and module is in strip row
Row, realize the strip light spots output of single lamp.It is simulated using DIALUX luminous environments simulation softward afterwards.Due to for infrared light
Line, it is more difficult in simulation process to set up evaluation method, so be designed using visible ray in simulation process, by changing
The angle of strip lamp, power output, relative position and quantity realize the optimization of the uniformity.Light distributing method：Basis first
DIALUX simulates the result come and builds preliminary illuminant arrangement scheme.The simulation tunnel test for setting up a horizontal positioned is flat
Platform (light fixture is then disposed vertically).Then design a test dot matrix for projection surface, by the measurement of the illumination actual to dot matrix come
According to regulation light fixture cloth lamp parameter.Regulation light intensity parameter is contrasted during regulation with video camera measured data.By emulation
Analysis, because the brightness distribution function of single LEDs light source is, it is known that the uniform illumination degree of single module and the side of module can be obtained
Corresponding relation curve long, with the LED light source arrangement size of this determination single module, then can be obtained by the brightness of single module
Distribution function, including brightness angular distribution and range attenuation situation, the installation arrangement of adjacent module met by simulation analysis
The interval uniform illumination degree requirement of transition.
(5) light fixture integrated model design
Design objective：Degree of protection reaches IP66；Meet luminescence chip thermal diffusivity requirement；Can conveniently carry out luminous intensity distribution adjustment with
And maintenance is installed.Mentality of designing：To cooling requirements it is comparing high in structure design because infrared LED device heat resistance is poor.
Structure plan uses aluminium stretching structure (thermal conductivity of the technique aluminium is higher), by light-source chamber and radiator integrated, reduces and passes
Hot approach.Waterproof construction aspect, will coordinate spring steel compressing tablet to realize waterproof requirement with glass cover-plate 4 using Plastic cap 1.Examine
The requirement to system integration and test considered, light fixture plan is designed using strip structure.Every lamp uses the external power supply of Independent adjustable section
It is driven.It is attached using water joint between lamp and power supply, is maintained easily and adjustment.It is overall to be tied using strip light is assembled
Structure, quantity of being arranged according to sector adjusts radiation response with the power output of single lamp.
Claims (10)
1. a kind of infrared light compensating lamp for vcehicular tunnel quick detection, including waterproof case and red inside waterproof case
Outer lamp array, it is characterised in that the infrared lamp arrays includes the infrared lamp of aluminium base and at least 3 uniform arrangements on aluminium base
Tool, the infrared lamp includes that Infrared High-Power encapsulates chip and glow cup, and the Infrared High-Power encapsulates chip and glow cup
It is respectively positioned on aluminium base, the Infrared High-Power encapsulation chip is located inside glow cup.
2. the infrared light compensating lamp for vcehicular tunnel quick detection according to claim 1, it is characterised in that the big work(
The infrared encapsulation chip of rate includes at least 9 infrared chips being packaged as a whole, and the infrared chip is formed by series connection and parallel connection
Square arrangement, the bottom electrode of the infrared chip is connected with aluminium base, and the upper electrode of the infrared chip passes through routing
Mode be connected with aluminium base.
3. the infrared light compensating lamp for vcehicular tunnel quick detection according to claim 2, it is characterised in that described infrared
The peak wavelength of chip is 865nm.
4. the infrared light compensating lamp for vcehicular tunnel quick detection according to claim 2, it is characterised in that described infrared
The top of chip is also covered with sapphire optical window.
5. the infrared light compensating lamp for vcehicular tunnel quick detection according to claim 2, it is characterised in that described infrared
The bottom electrode of chip is connected with aluminium base by soldering.
6. the infrared light compensating lamp for vcehicular tunnel quick detection according to claim 1, it is characterised in that described infrared
Arrangement mode of the light fixture on aluminium base is determined by luminous environment analogue simulation.
7. the infrared light compensating lamp for vcehicular tunnel quick detection according to claim 1, it is characterised in that the aluminium base
Plate is high thermal conductivity aluminum matrix plate of the thermal resistance value less than 0.5.
8. the infrared light compensating lamp for vcehicular tunnel quick detection according to claim 1, it is characterised in that the aluminium base
Plate lower section is additionally provided with bar shaped aluminium radiator, and the bar shaped aluminium radiator is connected by bolt with aluminium base.
9. the infrared light compensating lamp for vcehicular tunnel quick detection according to claim 8, it is characterised in that the waterproof
Shell include glass cover-plate, plug and spring washer, the glass cover-plate be located at glow cup top, the plug respectively with bar shaped
The two ends connection of aluminium radiator, the spring washer is located on the bolt hole of aluminium base.
10. the infrared light compensating lamp for vcehicular tunnel quick detection according to claim 9, it is characterised in that described stifled
Sealing gasket is additionally provided between head and bar shaped aluminium radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710071161.3A CN106813158A (en) | 2017-02-09 | 2017-02-09 | A kind of infrared light compensating lamp for vcehicular tunnel quick detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710071161.3A CN106813158A (en) | 2017-02-09 | 2017-02-09 | A kind of infrared light compensating lamp for vcehicular tunnel quick detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106813158A true CN106813158A (en) | 2017-06-09 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710071161.3A Pending CN106813158A (en) | 2017-02-09 | 2017-02-09 | A kind of infrared light compensating lamp for vcehicular tunnel quick detection |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201237108Y (en) * | 2007-12-18 | 2009-05-13 | 骆国豪 | High-power section bar LED road lamp cap |
| CN102003686A (en) * | 2009-09-02 | 2011-04-06 | 海洋王照明科技股份有限公司 | Hermetic connecting device and method |
| CN202067059U (en) * | 2011-05-18 | 2011-12-07 | 北京仲合晟泰科技有限公司 | High-power light emitting diode (LED) light replenishing lamp for electronic policeman suitable for high-definition camera |
| CN102572389A (en) * | 2011-12-02 | 2012-07-11 | 常熟市康达电器有限公司 | Infrared light supplementing device of coal mine roadway video monitoring system |
| CN102683337A (en) * | 2012-06-05 | 2012-09-19 | 江苏彤明车灯有限公司 | Integrated method of high-power light-emitting diode (LED) arrays |
| CN103527950A (en) * | 2013-10-15 | 2014-01-22 | 邱柏东 | LED stripe lamp |
-
2017
- 2017-02-09 CN CN201710071161.3A patent/CN106813158A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201237108Y (en) * | 2007-12-18 | 2009-05-13 | 骆国豪 | High-power section bar LED road lamp cap |
| CN102003686A (en) * | 2009-09-02 | 2011-04-06 | 海洋王照明科技股份有限公司 | Hermetic connecting device and method |
| CN202067059U (en) * | 2011-05-18 | 2011-12-07 | 北京仲合晟泰科技有限公司 | High-power light emitting diode (LED) light replenishing lamp for electronic policeman suitable for high-definition camera |
| CN102572389A (en) * | 2011-12-02 | 2012-07-11 | 常熟市康达电器有限公司 | Infrared light supplementing device of coal mine roadway video monitoring system |
| CN102683337A (en) * | 2012-06-05 | 2012-09-19 | 江苏彤明车灯有限公司 | Integrated method of high-power light-emitting diode (LED) arrays |
| CN103527950A (en) * | 2013-10-15 | 2014-01-22 | 邱柏东 | LED stripe lamp |
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| CB03 | Change of inventor or designer information |
Inventor after: Zhu Aixi Inventor after: Liu Xuezeng Inventor before: Zhu Aixi Inventor before: Liu Xuezeng Inventor before: Zhu Hehua |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20190326 Address after: No. 1239, Siping Road, Yangpu District, Shanghai Applicant after: Tongji University Applicant after: Shanghai same rock civil engineering Polytron Technologies Inc Address before: Room 408, 1388 Siping Road, Yangpu District, Shanghai 200092 Applicant before: Shanghai same rock civil engineering Polytron Technologies Inc |
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