CN108112141A - One kind flies control console indicator light power supply automatic switching circuit - Google Patents
One kind flies control console indicator light power supply automatic switching circuit Download PDFInfo
- Publication number
- CN108112141A CN108112141A CN201611058916.8A CN201611058916A CN108112141A CN 108112141 A CN108112141 A CN 108112141A CN 201611058916 A CN201611058916 A CN 201611058916A CN 108112141 A CN108112141 A CN 108112141A
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- CN
- China
- Prior art keywords
- circuit
- indicator light
- power supply
- switching circuit
- switch driving
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- 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.)
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention belongs to flight control technologies, are related to a kind of winged control console indicator light power supply automatic switching circuit.The present invention proposes a kind of winged control console indicator light power supply automatic switching circuit, it can make to fly control console when daytime is with working at night, its control button indicator light power supply realizes automatic conversion, meet daytime and brightness requirement of working at night, and flight deck lighting system coordination unified requirement when meeting night flight flight, the significant volume and weight for reducing console, while mitigate the burden of pilot to a certain extent.
Description
Technical field
The invention belongs to flight control technologies, are related to a kind of winged control console indicator light power supply automatic switching circuit.
Background technology
Fly control console operation button indicator light, it is bright to show corresponding system mode after the operation of pilot
Degree requirement is when working by day, brightness should be not less than 510cd/m2；When working at night, brightness should be 3.4 ± 1.7cd/m2.Tradition
Processing method be to add in potentiometer in circuit, under different flying conditions, potentiometer knob is adjusted by pilot, change
By the electric current of indicator light, achieve the purpose that change brightness.Though the method is simple and practicable, increases and fly control console panel area
And complexity, and brightness and flight deck lighting system coordination are unified when being difficult to reach night flight flight, while also increase pilot
Extra work is born.
The content of the invention
The purpose of the present invention is：It proposes that one kind flies control console indicator light power supply automatic switching circuit, realizes that winged control manipulates
The automatic conversion of operation button indicator light power supply met brightness requirement, and made with when working at night platform daytime
Fly flight deck lighting system coordination unified requirement when meeting night flight flight of control console indicator light, reduce console volume and
Weight, while mitigate the burden of pilot to a certain extent.
The technical scheme is that：One kind flies control console indicator light power supply automatic switching circuit, which is characterized in that it
By range-adjusting circuit 1, AND gate circuit 2, first switch driving circuit 3, analog switching circuit 4, second switch driving circuit 5,
3rd switch driving circuit 6, current-limiting resistance 7 form；Power+15V signals pass through the first input end 2a of AND gate circuit 2, illumination
Power supply enters the second input terminal 2b of AND gate circuit 2 after range-adjusting circuit 1, and the output terminal 2c of AND gate circuit 2 is opened with first
The input terminal connection of driving circuit 3 is closed, the power input input power+28V signals of first switch driving circuit 3, first opens
The output terminal for closing driving circuit 3 is connected with the control signal 4a of analog switching circuit 4, the double switch of analog switching circuit 4
Input signal is connected to ground, and the output terminal 4b of analog switching circuit 4 is connected with the input terminal of second switch driving circuit 5, simulation
The output terminal 4c of on-off circuit 4 is connected with the input terminal of the 3rd switch driving circuit 6, and the power supply of second switch driving circuit 5 is defeated
Enter to hold input power+28V signals, the output terminal of second switch driving circuit 5 is connected to indicator light power supply signal, and the 3rd switch drives
The power input input illumination power signal of dynamic circuit 6, the output terminal of the 3rd switch driving circuit 6 are connected by current-limiting resistance
To indicator light power supply signal.
There are two accesses, when its control signal 4a is low level, one access for 4 inside of analog switching circuit
Conducting, and then control the output terminal output 28V of second switch driving circuit 5 high-end to the power supply of operation button indicator light.When its control
When input terminal 4a processed is high level, the conducting of another access, and then control the output terminal output warp of the 3rd switch driving circuit 6
The mains lighting supply for crossing current limliting is high-end to the power supply of operation button indicator light.
The AND gate circuit 2 uses finished parts chip CD4011 and door.
The analog switching circuit 4 uses finished parts chip DG305 analog switches.
The range-adjusting circuit 1 adds voltage regulation way using current limliting, and current-limiting resistance 7 uses power resistor.
It is an advantage of the invention that：A kind of winged control console indicator light power supply automatic switching circuit is proposed, can grasp winged control
For vertical platform when daytime is with working at night, control button indicator light power supply realizes automatic conversion, meets daytime and night work
Flight deck lighting system coordination unified requirement when making brightness requirement, and meeting night flight flight, the significant body for reducing console
Product and weight, while mitigate the burden of pilot to a certain extent.
Description of the drawings
Fig. 1 is the structural principle block diagram of the present invention
Work flow diagram when Fig. 2 is system access failure mains lighting supply
Work flow diagram when Fig. 3 connects mains lighting supply for system
Specific embodiment
The present invention is described in further details below.Referring to Fig. 1, flight control system console indicator light power supply conversion electricity
Road, it drives electricity by range-adjusting circuit 1, AND gate circuit 2, first switch driving circuit 3, analog switching circuit 4, second switch
Road 5, the 3rd switch driving circuit 6, current-limiting resistance 7 form；Power+15V signals by the first input end 2a of AND gate circuit 2,
Mains lighting supply enters the second input terminal 2b of AND gate circuit 2, the output terminal 2c of AND gate circuit 2 and the after range-adjusting circuit 1
The input terminal connection of one switch driving circuit 3, the power input input power+28V signals of first switch driving circuit 3, the
The output terminal of one switch driving circuit 3 is connected with the control signal 4a of analog switching circuit 4, the two-way of analog switching circuit 4
Switch input signal is connected to ground, and the output terminal 4b of analog switching circuit 4 is connected with the input terminal of second switch driving circuit 5,
The output terminal 4c of analog switching circuit 4 is connected with the input terminal of the 3rd switch driving circuit 6, the electricity of second switch driving circuit 5
Source input terminal input power+28V signals, the output terminal of second switch driving circuit 5 are connected to indicator light power supply signal, and the 3rd opens
The power input input illumination power signal of driving circuit 6 is closed, the output terminal of the 3rd switch driving circuit 6 passes through current-limiting resistance
It is connected to indicator light power supply signal.
The present invention operation principle be：When winged control console works by day, system disconnects mains lighting supply, AND gate circuit 2
Low level is exported, the output of first switch driving circuit 3 is low level, i.e. 4 input control input terminal 4a of analog switching circuit is low
Level, the access conducting of control analog switching circuit 4, at this point, analog switching circuit 4 controls second switch driving circuit 5
Output terminal output 28V power to operation button indicator light high-end, guarantee button indicating lamp brightness brightness requirement when meeting daytime,
When winged control console is worked at night, system connects mains lighting supply, and AND gate circuit 2 exports high level, and first switch driving circuit 3 is defeated
Go out for high level, i.e. 4 input control input terminal 4a of analog switching circuit is high level, controls analog switching circuit 4 another
Access turns on, at this point, analog switching circuit 4 controls the output terminal of the 3rd switch driving circuit 6 to export the power for illumination Jing Guo current limliting
Source is high-end to the power supply of operation button indicator light, realizes the automatic conversion for flying control console operation button indicator light power supply；
By choosing current-limiting resistance resistance value, ensure that button indicating lamp brightness meets brightness requirement of working at night.
AND gate circuit 2 of the present invention be CD4011 and door, analog switching circuit 4 be DG305 analog switches, amplitude
Adjustment circuit 1 adds voltage regulation way using current limliting, and current-limiting resistance 7 uses power resistor.
Claims (5)
1. one kind flies control console indicator light power supply automatic switching circuit, which is characterized in that it by range-adjusting circuit (1), with
Gate circuit (2), first switch driving circuit (3), analog switching circuit (4), second switch driving circuit (5), the 3rd switch drive
Dynamic circuit (6), current-limiting resistance (7) composition；Power+15V signals pass through the first input end (2a) of AND gate circuit (2), power for illumination
Source enters the second input terminal (2b) of AND gate circuit (2), the output terminal (2c) of AND gate circuit (2) after range-adjusting circuit (1)
It is connected with the input terminal of first switch driving circuit (3), the power input input power+28V of first switch driving circuit (3)
Signal, the output terminal of first switch driving circuit (3) are connected with the control signal (4a) of analog switching circuit (4), and simulation is opened
The double switch input signal of powered-down road (4) is connected to ground, and output terminal (4b) and the second switch of analog switching circuit (4) drive
The input terminal connection of circuit (5), the output terminal (4c) of analog switching circuit (4) and the input terminal of the 3rd switch driving circuit (6)
Connection, the power input input power+28V signals of second switch driving circuit (5), second switch driving circuit (5) it is defeated
Outlet is connected to indicator light power supply signal, the power input input illumination power signal of the 3rd switch driving circuit (6), and the 3rd
The output terminal of switch driving circuit (6) is connected to indicator light power supply signal by current-limiting resistance；
When winged control console works by day, system disconnects mains lighting supply, AND gate circuit (2) output low level, and first switch is driven
Dynamic circuit (3) output is low level, i.e., analog switching circuit (4) control signal (4a) is low level, controls analog switch electricity
One access conducting on road (4), at this point, the output terminal output of analog switching circuit (4) control second switch driving circuit (5)
28V is high-end to the power supply of operation button indicator light, ensures brightness requirement when button indicating lamp brightness meets daytime, flies control console night
Between when working, system connects mains lighting supply, AND gate circuit (2) output high level, and first switch driving circuit (3) output is high electricity
Flat, i.e., analog switching circuit (4) control signal (4a) is high level, another access of control analog switching circuit (4) is led
It is logical, at this point, analog switching circuit (4) controls the output terminal of the 3rd switch driving circuit (6) to export the mains lighting supply Jing Guo current limliting
It powers to operation button indicator light high-end, realizes the automatic conversion for flying control console operation button indicator light power supply.
2. as described in claim 1 fly control console indicator light power supply automatic switching circuit, which is characterized in that analog switch electricity
Road (4) is internal there are two access, and when its control signal (4a) is low level, one access turns on, and then controls second
The output terminal output 28V of switch driving circuit (5) is high-end to the power supply of operation button indicator light, when its control signal (4a) is height
During level, the conducting of another access, and then control illumination of the output terminal output of the 3rd switch driving circuit (6) Jing Guo current limliting
Power supply is powered high-end to operation button indicator light.
3. as claimed in claim 1 or 2 fly control console indicator light power supply automatic switching circuit, it is characterised in that it is described with
Gate circuit (2) uses finished parts chip CD4011 and door.
4. as claimed in claim 3 fly control console indicator light power supply automatic switching circuit, it is characterised in that the simulation
On-off circuit (4) uses finished parts chip DG305 analog switches.
5. as claimed in claim 4 fly control console indicator light power supply automatic switching circuit, it is characterised in that the amplitude
Adjustment circuit (1) adds voltage regulation way using current limliting, and current-limiting resistance (7) uses power resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611058916.8A CN108112141A (en) | 2016-11-24 | 2016-11-24 | One kind flies control console indicator light power supply automatic switching circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611058916.8A CN108112141A (en) | 2016-11-24 | 2016-11-24 | One kind flies control console indicator light power supply automatic switching circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108112141A true CN108112141A (en) | 2018-06-01 |
Family
ID=62204462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611058916.8A Pending CN108112141A (en) | 2016-11-24 | 2016-11-24 | One kind flies control console indicator light power supply automatic switching circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108112141A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858539A (en) * | 2010-05-11 | 2010-10-13 | 衡水道朴光电科技有限公司 | Intelligent double-brightness impression LED lamp |
| US20130285561A1 (en) * | 2012-04-25 | 2013-10-31 | Seiko Epson Corporation | Electro-optic device, method of driving electro-optic device, and electronic apparatus |
| CN103826347A (en) * | 2012-11-16 | 2014-05-28 | 英业达科技有限公司 | Control apparatus and light source apparatus |
| CN203645875U (en) * | 2013-12-04 | 2014-06-11 | 兰州飞行控制有限责任公司 | Flight control system console indicating lamp control circuit |
-
2016
- 2016-11-24 CN CN201611058916.8A patent/CN108112141A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858539A (en) * | 2010-05-11 | 2010-10-13 | 衡水道朴光电科技有限公司 | Intelligent double-brightness impression LED lamp |
| US20130285561A1 (en) * | 2012-04-25 | 2013-10-31 | Seiko Epson Corporation | Electro-optic device, method of driving electro-optic device, and electronic apparatus |
| CN103826347A (en) * | 2012-11-16 | 2014-05-28 | 英业达科技有限公司 | Control apparatus and light source apparatus |
| CN203645875U (en) * | 2013-12-04 | 2014-06-11 | 兰州飞行控制有限责任公司 | Flight control system console indicating lamp control circuit |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180601 |
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| RJ01 | Rejection of invention patent application after publication |