CN109673075A - Aviation obstruction beacon - Google Patents
Aviation obstruction beacon Download PDFInfo
- Publication number
- CN109673075A CN109673075A CN201710965736.6A CN201710965736A CN109673075A CN 109673075 A CN109673075 A CN 109673075A CN 201710965736 A CN201710965736 A CN 201710965736A CN 109673075 A CN109673075 A CN 109673075A
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- China
- Prior art keywords
- module
- led
- microcontroller
- aviation obstruction
- obstruction beacon
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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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The present invention relates to a kind of aviation obstruction beacons.The lamp includes AC/DC module, DC/DC module, LED drive module, LED, microcontroller, current detection module, fault alarm module and communication module.AC/DC module connects external power supply；DC/DC module carries out the conversion of DC voltage size；The power input of LED drive module is connected between AC/DC module and DC/DC module, receives the control signal of microcontroller output；LED is connected to LED drive module, and LED drive module is according to the control LED light on and off of control signal and brightness；Communication module is for connecting external smart equipment；Current detection module connects LED, detects the operating current of LED；Fault alarm module includes a NPN type triode and a relay；Transistor base connects microcontroller and relay, and relay connects external alert device.
Description
Technical field
The present invention relates to electronic technology field more particularly to a kind of aviation obstruction beacons.
Background technique
It is mark obstacle that aviation obstruction beacon (AviaT1ion ObsT1rucT1ion lighT1), which is also known as navigational lighting aid equipment,
The extraordinary lamps and lanterns of object, are under the jurisdiction of navigational lighting aid equipment Industry, and aviation obstruction beacon is the lamp kind range under it.In view of light pollution
With the difference of general purpose headlamp, under middle high light intensity, aviation obstruction beacon is not used generally and is always on, but uses flashing side
Formula.Aero-obstruction lantern with low light intensity is generally always on working method.Its flicker frequency of the aviation obstruction beacon of senior middle school's light intensity is not generally low
In 20 times per minute, it is not higher than 70 times per minute.
The aviation obstruction beacon of high light intensity or the aviation obstruction beacon of low light intensity in either, require that it is being worked normally
Period keeps the stabilization of working condition, needs when faulty generation to repair in time or replacement.But manually detection aviation hinders
Hindering lamp, whether failure has larger difficulty.
Summary of the invention
Based on this, it is necessary to provide a kind of aviation obstruction beacon for having the automatic reporting functions of obstacle.
A kind of aviation obstruction beacon that purpose provides to realize the present invention, including AC/DC module, DC/DC module, LED driving
Module, LED, microcontroller, current detection module, fault alarm module and communication module；
The AC/DC module connects external power supply, and external input alternating current is converted to direct current, connects institute in output end
State DC/DC module；
The DC/DC module carries out DC voltage conversion, will input high direct current and is converted to low direct current, and is described micro-
Controller power supply；
The power input of the LED drive module is connected between the AC/DC module and DC/DC module, and with institute
Microcontroller connection is stated, the control signal of the microcontroller output is received；And the LED is connected to the LED drive module,
The LED drive module controls the LED light on and off and brightness according to the control signal；
The microcontroller is the centralized control unit of the aviation obstruction beacon, connects the LED drive module, the event
Hinder alarm module and the communication module；
The communication module transmits data to the external smart equipment or receives institute for connecting external smart equipment
State the information of external smart equipment transmission；
The current detection module connects the LED and the microcontroller, detects the operating current of the LED, and will
Testing result is transferred to the microcontroller；
The fault alarm module includes a NPN type triode and a relay；The transistor base connects institute
Microcontroller to be stated, the low and high level signal of the microcontroller input is received, the transistor collector connects the relay,
And the relay connects external alert device.
It further include connecting control module with the microcontroller, for connecing in the aviation obstruction beacon of one of embodiment
Extraneous light intensity variation is received, and exports electric signal.
In the aviation obstruction beacon of one of embodiment, the control module includes sequentially connected phototriode and divides
Piezoresistance, the microcontroller are connected between the phototriode and the divider resistance.
It further include the frequency adjustment module being connect with the microcontroller in the aviation obstruction beacon of one of embodiment,
For adjusting the flicker frequency of the LED.
In the aviation obstruction beacon of one of embodiment, the communication module is RS485 communication module.
It is and micro- the beneficial effect comprise that aviation obstruction beacon provided by the invention, is provided with fault alarm module
Controller connection, and by the operating current of current detection module detection illuminator LED, it is transmitted the electrical signal in current anomaly
Microcontroller, microcontroller retransmit signal to the fault alarm module, warning device alarm are activated, so as to quickly lead to
Know monitoring personnel aviation obstruction beacon working condition, failure is repaired as soon as possible.
Detailed description of the invention
Fig. 1 is an a kind of specific embodiment structure composition schematic diagram of aviation obstruction beacon of the present invention；
Fig. 2 is AC/DC modular circuit schematic diagram in an a kind of specific embodiment of aviation obstruction beacon of the present invention；
Fig. 3 is DC/DC modular circuit schematic diagram in an a kind of specific embodiment of aviation obstruction beacon of the present invention；
Fig. 4 is LED drive module circuit diagram in an a kind of specific embodiment of aviation obstruction beacon of the present invention；
Fig. 5 is fault alarm module circuit diagram in an a kind of specific embodiment of aviation obstruction beacon of the present invention；
Fig. 6 is control module circuit diagram in an a kind of specific embodiment of aviation obstruction beacon of the present invention；
Fig. 7 is frequency adjustment module circuit diagram in an a kind of specific embodiment of aviation obstruction beacon of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to of the invention
The specific embodiment of flying obstacle lamp power circuit and aviation obstruction beacon is illustrated.It should be appreciated that tool described herein
Body embodiment is only used to explain the present invention, is not intended to limit the present invention.
It should be noted that term " first " described herein, " second " are used for description purposes only, and should not be understood as
Indication or suggestion relative importance or the quantity for implicitly indicating indicated technical characteristic." first ", " are defined as a result,
Two " feature can explicitly or implicitly include at least one of the features.In the description of the present invention, the meaning of " plurality " is
At least two, such as two, three etc., unless otherwise specifically defined.
As shown in Figure 1, the aviation obstruction beacon of one of embodiment, including AC/DC module 100, DC/DC module 200,
LED drive module 400, LED, microcontroller 300, current detection module 600, fault alarm module 700 and communication module 500.
The aviation obstruction beacon of the present embodiment, control control chip centered on microcontroller, be responsible for being communicated with outside with
And control signal is sent to the functional module of each connection, control the work of each section.
To other each functions of modules, the AC/DC module connects external power supply, and external input alternating current is converted to direct current
Electricity, and DC/DC module is connected in output end.In a specific example, the circuit structure of AC/DC module is as shown in Fig. 2, input is outer
Portion's power supply is 100-240VAC (exchange), and out-put supply is 12VDC (direct current).Wherein, chip U1 is single-chip switching power supply chip,
TNY288D in Power Integrations company's T inySwitch-4 product line is selected, this chip is in 85-265VAC electricity
Pressure, can do 9W power with the mode of adapter.LED load power is 5W, therefore can satisfy requirement.The chip feature is such as
Under:
1. supporting global general-use input voltage range AC86~265V；
2. using the power MOSFET of rated value 725V；
3. different current limits may be selected by BP/M pin capacitance value；
4. the efficiency that closed adapter/charger design can be improved in lower current limitation；
5. stringent I2F parameter tolerance range reduces system cost；
6. automatic biasing: without biasing winding or biasing element；
7. frequency modulation(PFM) reduces EMI and filters cost；
8. the design that pin layout simplifies the heat dissipation paving copper on pcb board.
In Fig. 2, L2 is difference-mode input inductance；BR1, C5 are current rectifying and wave filtering circuit；R3, C2, R4, D2 are drain electrode clamper protection
Circuit, by the control of peak-peak drain voltage under the 725V BVDSS breakdown voltage of internal MOSFET；C6 is chip U1's
Shunt capacitance allows chip operation in the current limitation value of standard；R7 is to ensure that the parasitic leakage current for flowing into enabled/under-voltage pin
Lower than 1uA, prevent pcb board leakage current from generating；T1 is high frequency transformer；D1, C3, C4, L1 are output rectifier and filter；C1,
R1 is the buffer circuit for exporting rectifying tube；VR1, R5, R6, U2 are that optocoupler exports feed circuit.
DC/DC module carries out DC voltage conversion, will input high direct current and is converted to low direct current, and supplies for microcontroller
Electricity.The high direct current refers to that the biggish DC input voitage of voltage volt value, the low direct current refer to that voltage volt value is lesser
DC voltage.It is as shown in Figure 3 with DC/DC modular circuit structure corresponding to Fig. 2.U1 selects ON semiconductor in Fig. 3
The LDO of LP2950ACDT-3.3, input voltage DC12V are converted to 3.3V by U1 and power to microcontroller, CV1, C1 input
Filter capacitor, CV2 are output filter capacitor.
The power input of LED drive module is connected between AC/DC module and DC/DC module, and is connected with microcontroller
It connects, receives the control signal of microcontroller output.And LED is connected to LED drive module, LED drive module is according to control signal
Control LED light on and off and brightness.
Current detection module connects LED and microcontroller, detects the operating current of LED, and will test result be transferred to it is micro-
Controller.In the present embodiment, current detection module carries out LED by the circuit-line in LED drive module and exports electric current
Detection.It is illustrated in figure 4 the circuit connection diagram of LED drive circuit and current detection circuit in a specific example.Left side
For LED drive circuit (depicting LED light in figure), RP1, RP2 and its right part circuit are current detection circuit.In Fig. 4,
LED drive circuit (module) has selected the switching buck LED of Monolithic Power Systems (MPS) company to drive core
Piece MP24892, unit for electrical property parameters are as follows:
1. input voltage VIN:DC6-45V；
2. exporting electric current IOUT:1A；
3. switching frequency fMAX:600kHz。
U4 is the high-side current monitor ZXCT1009 chip of DIODES company, and cooperation MP24892 chip uses, electrical property
Energy parameter is as follows:
1. operating voltage: 2.5-20V；
2. detecting voltage VSENSE:2.5V。
In Fig. 4, R15, R16 set LED and export electric current；The working frequency of MP24892 is arranged in L3, and the general range that is arranged is
Between 200kHz-600kHz；3 feet of MP24892 are EN/DIM, and there are two functions: one, this pin is connected to MCU (micro-control by Q2
Device processed) PWM pin, pass through MCU generate PWM be adjusted LED luminance；Two, low and high level is exported by MCU and controls the bright of LED
It goes out；RP1, RP2, R17, R19 set the electric current and voltage when LED is worked normally, and whether detection LED works normally, detect
Voltage is sent into the ADC of MCU, therefore, it is determined that the working condition of LED.
Current detection module is sent in microcontroller after detecting information, and microcontroller, which is received and analyzed, handles the information
Afterwards, if it find that current anomaly, such as excessive or electric current is zero, then control signal can be sent, low level is such as exported, gives failure report
Alert module.Fault alarm module includes a NPN type triode and a relay in the present embodiment；Transistor base connection is micro-
Controller receives the low and high level signal of microcontroller input, and transistor collector connects relay, and relay connection is external
Warning device.
The circuit structure of fault alarm module is as shown in figure 5, Q1 is NPN type triode, when transistor Q1 base stage is entered
When high level, transistor saturation conduction, collector becomes low level, therefore relay coil is powered, and contact, which is attracted, (thinks lamps and lanterns
Failure)；When transistor Q1 base stage is entered low level, transistor cutoff, relay coil power-off, contact, which disconnects, (thinks lamp
Tool is normal).In this way, the external alert device alarm of dry contact connection.The warning device can be set in monitoring center, such as report
Warning lamp or buzzer etc..It, can be in monitoring center when the aviation obstruction beacon in the place such as building top being set breaking down
Warning message number is received, is handled in time convenient for staff.
And in the present embodiment, when triode becomes cut-off from being connected, relay winding generates a biggish self-induction
Voltage.It is added on the two poles of the earth e, c of the triode of control relay coil after being superimposed with supply voltage, there is emitter junction (e-c)
It may be breakdown.In order to eliminate the adverse effect of this induced electromotive force, inhibit two poles in relay coil both ends reverse parallel connection
Pipe, to absorb the electromotive force.The sum of self induction voltage and supply voltage are forward bias for diode, make diode current flow
Form circulation.The high voltage of induction will be discharged by circuit, ensure that the safety of triode.
It to communication module in this present embodiment, is used to connect external smart equipment, transmits data to external smart and set
Information that is standby or receiving the transmission of external smart equipment.The external smart equipment includes that PC etc. is able to carry out setting for output transmission
It is standby.There is communication module, aviation obstruction beacon can send the external world for information such as failure, operations at any time, make extraneous acquisition in time
Relevant information can also store relevant information to carry out subsequent analysis.
As an embodiment, communication module is RS485 communication module, namely is carried out using RS485 bus mode
Communication.
In addition, in order to change adjustment aviation obstruction beacon brightness in time according to ambient, in one of the embodiments, also
It is provided with and connect control module with microcontroller, for receiving extraneous light intensity variation, and export electric signal.
As shown in fig. 6, in a specific example, control module includes sequentially connected phototriode and divider resistance,
Microcontroller is connected between phototriode and divider resistance.In Fig. 6, Q3 be phototriode 3DU5C (dark current 0.1uA,
Photoelectric current 0.5mA), photoelectric control circuit is formed with resistance R3, R7, R5 and capacitor C9, R7 is divider resistance.Control principle are as follows:
It is photosensitive to be placed on outside lamps and lanterns, by incuding the power of light, to convert optical signals to voltage signal, then pass through partial pressure electricity
ADC (Analog to Digital Converter) pin that MCU is sent into resistance, capacitor filtering is converted to digital signal, thus real
Now to the intelligent monitoring of environmental light intensity to determine whether being daytime or evening? further control the light on and off of lamps and lanterns.
As shown in fig. 7, for the circuit structure for the frequency adjustment module being connect in a specific example with microcontroller, the frequency
Rate adjustment module, for adjusting the flicker frequency of LED.MCU is mainly adjusted by toggle switch in the present embodiment and corresponds to pin
Low and high level, MCU read the level of corresponding pin by internal processes, the flicker frequency of corresponding level is arranged in software,
To adjust the flicker frequency of lamps and lanterns.In Fig. 7, SW1 is 2 toggle switch, by pulling up inside MCU, to adjust corresponding pipe
Foot level, totally 4 kinds of states: 00,01,10,11, corresponding flicker frequency are as follows: 30 times/min, 40 times/min, 60 times/min, often
It is bright.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (5)
1. a kind of aviation obstruction beacon, which is characterized in that including AC/DC module, DC/DC module, LED drive module, LED, micro-control
Device, current detection module, fault alarm module and communication module processed；
The AC/DC module connects external power supply, and external input alternating current is converted to direct current, described in output end connection
DC/DC module；
The DC/DC module carries out DC voltage conversion, will input high direct current and is converted to low direct current, and is the microcontroller
Device power supply；
The power input of the LED drive module is connected between the AC/DC module and DC/DC module, and with it is described micro-
Controller connection receives the control signal of the microcontroller output；And the LED is connected to the LED drive module, it is described
LED drive module controls the LED light on and off and brightness according to the control signal；
The microcontroller is the centralized control unit of the aviation obstruction beacon, connects the LED drive module, the failure report
Alert module and the communication module；
The communication module is for connecting external smart equipment, transmitting data to the external smart equipment or receiving described outer
The information that portion's smart machine is sent；
The current detection module connects the LED and the microcontroller, detects the operating current of the LED, and will test
As a result it is transferred to the microcontroller；
The fault alarm module includes a NPN type triode and a relay；The transistor base connection is described micro-
Controller, receives the low and high level signal of the microcontroller input, and the transistor collector connects the relay, and institute
State relay connection external alert device.
2. aviation obstruction beacon according to claim 1, which is characterized in that further include connecting light-operated mould with the microcontroller
Block for receiving extraneous light intensity variation, and exports electric signal.
3. aviation obstruction beacon according to claim 2, which is characterized in that the control module includes sequentially connected photosensitive
Triode and divider resistance, the microcontroller are connected between the phototriode and the divider resistance.
4. aviation obstruction beacon according to claim 1, which is characterized in that further include the frequency being connect with the microcontroller
Adjustment module, for adjusting the flicker frequency of the LED.
5. aviation obstruction beacon according to claim 1, which is characterized in that the communication module is RS485 communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710965736.6A CN109673075A (en) | 2017-10-17 | 2017-10-17 | Aviation obstruction beacon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710965736.6A CN109673075A (en) | 2017-10-17 | 2017-10-17 | Aviation obstruction beacon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109673075A true CN109673075A (en) | 2019-04-23 |
Family
ID=66140433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710965736.6A Pending CN109673075A (en) | 2017-10-17 | 2017-10-17 | Aviation obstruction beacon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109673075A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110582152A (en) * | 2019-10-18 | 2019-12-17 | 华荣科技股份有限公司 | signal lamp lighting circuit |
| CN112437522A (en) * | 2019-08-23 | 2021-03-02 | 华为技术有限公司 | Intelligent lamp and intelligent lamp system |
| CN113840427A (en) * | 2021-09-16 | 2021-12-24 | 安徽智芯能源科技有限公司 | Aviation obstruction light control system based on alternating current and direct current high-voltage power transmission tower |
-
2017
- 2017-10-17 CN CN201710965736.6A patent/CN109673075A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112437522A (en) * | 2019-08-23 | 2021-03-02 | 华为技术有限公司 | Intelligent lamp and intelligent lamp system |
| CN112437522B (en) * | 2019-08-23 | 2024-04-09 | 华为技术有限公司 | Intelligent lamp and intelligent lamp system |
| CN110582152A (en) * | 2019-10-18 | 2019-12-17 | 华荣科技股份有限公司 | signal lamp lighting circuit |
| CN113840427A (en) * | 2021-09-16 | 2021-12-24 | 安徽智芯能源科技有限公司 | Aviation obstruction light control system based on alternating current and direct current high-voltage power transmission tower |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190423 |