CN207995448U - LED projector lamp with self-test and fault alarm function - Google Patents
LED projector lamp with self-test and fault alarm function Download PDFInfo
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- CN207995448U CN207995448U CN201721924293.8U CN201721924293U CN207995448U CN 207995448 U CN207995448 U CN 207995448U CN 201721924293 U CN201721924293 U CN 201721924293U CN 207995448 U CN207995448 U CN 207995448U
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- microcontroller
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- detection circuit
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- 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
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The output end of the LED projector lamp with self-test and fault alarm function that the utility model discloses a kind of, including Switching Power Supply, LED drive circuit and microcontroller, Switching Power Supply connects LED drive circuit, and LED drive circuit connects LED light；AC-DC conversion module output end connects Battery charge controller module, and Battery charge controller module connects accumulator, and accumulator is microcontroller supply voltage；It is provided in the mains terminal of Switching Power Supply for detecting whether there are the first voltage detection circuit of line voltage, first voltage detection circuit connects microcontroller；It is connected with the second voltage detection circuit for detecting LED drive circuit output voltage in the output end of LED drive circuit, second voltage detection circuit connects microcontroller.Microcontroller judges whether to break down according to two voltage detecting circuits, and microcontroller connects GPRS communication module, and failure alarm signal is sent by GPRS.
Description
Technical field
The utility model belongs to LED projector lamp technical field, and in particular to a kind of LED with self-test and fault alarm function
Projecting Lamp.
Background technology
With the raising of semi-conducting material and packaging technology, especially illuminates to high-brightness LED and carried with the development of W grades of white lights
Good technical background is supplied.The luminous flux and light extraction efficiency of LED is gradually increased, and cost of manufacture continuously decreases, along with energy saving
The advantage of environmental protection, makes it increasingly be favored by society, especially in recent years, undergoes an unusual development rapid.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of with self-test and fault alarm function
LED projector lamp.
The utility model is achieved through the following technical solutions：
A kind of LED projector lamp with self-test and fault alarm function, including Switching Power Supply, LED drive circuit, alternating current-direct current turn
Change the mold block, accumulator, Battery charge controller module, voltage reduction module, Voltage stabilizing module, microcontroller, GPRS communication module and
Temperature detection sensor, first voltage detection circuit, second voltage detection circuit and radiator fan；
The input terminal of the Switching Power Supply connects alternating current, and the output end of Switching Power Supply connects LED drive circuit, LED drivings
Circuit connects LED light；
The AC-DC conversion module input connects alternating current, and AC-DC conversion module output end connects accumulator charging control
Molding block, Battery charge controller module connect accumulator, and accumulator connects microcontroller by voltage reduction module with voltage stabilizing, are it
Stable supply voltage is provided；Microcontroller connects GPRS communication module, by GPRS communication module realization microcontroller and far
The signal transmission at process control end；
It is provided in the mains terminal of Switching Power Supply for detecting whether there are the first voltage detection circuit of line voltage,
One voltage detecting circuit connects microcontroller；
The second voltage for detecting LED drive circuit output voltage is connected in the output end of LED drive circuit to detect
Circuit, second voltage detection circuit connect microcontroller.
In use, when the first voltage detection circuit of microcontroller detects alternating current normal power supply, but second voltage is examined
Slowdown monitoring circuit detect LED drive circuit output voltage failure when, at this time microcontroller judge break down (i.e. Switching Power Supply or
LED drive circuit breaks down), microcontroller sends failure alarm signal by GPRS network to remote terminal.
In the above-mentioned technical solutions, the microcontroller is also connected with temperature detection sensor and radiator fan, temperature detection
Sensor is arranged inside the lamp box of LED projector lamp, and for detecting lamp box internal temperature, heat emission hole and radiation air is arranged on lamp box
Fan, the temperature level that microcontroller is detected according to temperature detection sensor control the open and close of radiator fan.
It the advantages of the utility model and has the beneficial effect that：
The LED projector lamp of the utility model has self-checking function, can realize that remote failure is alarmed.There is temperature tune simultaneously
Save function.
Description of the drawings
Fig. 1 is the electric-control system figure of the LED projector lamp of the utility model.
Specific implementation mode
The technical solution of the utility model is further illustrated with reference to specific embodiment.
A kind of LED projector lamp with self-test and fault alarm function involved by the utility model, referring to attached drawing 1, including
Switching Power Supply, LED drive circuit, AC-DC conversion module, accumulator, Battery charge controller module, voltage reduction module, voltage stabilizing mould
Block, microcontroller, GPRS communication module and temperature detection sensor, first voltage detection circuit, second voltage detection circuit
And radiator fan；
The input terminal of the Switching Power Supply connects alternating current, and the output end of Switching Power Supply connects LED drive circuit, LED drivings
Circuit connects LED light；
The AC-DC conversion module input connects alternating current, and AC-DC conversion module output end connects accumulator charging control
Molding block, Battery charge controller module connect accumulator, and accumulator connects microcontroller by voltage reduction module with voltage stabilizing, are it
Stable supply voltage is provided；Microcontroller connection connection GPRS communication module, microcontroller is realized by GPRS communication module
With the signal transmission of remote control terminal；
The microcontroller is also connected with temperature detection sensor and radiator fan, and temperature detection sensor setting is thrown in LED
Inside the lamp box of light lamp, for detecting lamp box internal temperature, heat emission hole and radiator fan are set on lamp box, microcontroller is according to temperature
The temperature level for spending detection sensor detection, controls the open and close of radiator fan (i.e. when microcontroller detects that temperature is more than
After set temperature threshold value, control radiator fan is opened, and after microcontroller detects that temperature is less than set temperature threshold value, control dissipates
Hot-air fan is closed)；
It is provided in the mains terminal of Switching Power Supply for detecting whether there are the first voltage detection circuit of line voltage,
One voltage detecting circuit connects microcontroller；
The second voltage for detecting LED drive circuit output voltage is connected in the output end of LED drive circuit to detect
Circuit, second voltage detection circuit connect microcontroller；
In use, when the first voltage detection circuit of microcontroller detects alternating current normal power supply, but second voltage is examined
When slowdown monitoring circuit detects the failure of LED drive circuit output voltage (voltage zero), microcontroller judges to break down and (open at this time
Powered-down source or LED drive circuit break down), microcontroller sends fault alarm by GPRS network to remote terminal to be believed
Number.
Illustrative description has been done to the utility model above, it should explanation, in the core for not departing from the utility model
In the case of the heart, it is any it is simple deformation, modification or other skilled in the art can not spend creative work etc.
The scope of protection of the utility model is each fallen with replacing.
Claims (2)
1. a kind of LED projector lamp with self-test and fault alarm function, it is characterised in that：Including Switching Power Supply, LED driving electricity
Road, AC-DC conversion module, accumulator, Battery charge controller module, voltage reduction module, Voltage stabilizing module, microcontroller, GPRS are logical
Interrogate module and temperature detection sensor, first voltage detection circuit, second voltage detection circuit and radiator fan；
The input terminal of the Switching Power Supply connects alternating current, and the output end of Switching Power Supply connects LED drive circuit, LED drive circuit
Connect LED light；
The AC-DC conversion module input connects alternating current, and AC-DC conversion module output end connects Battery charge controller mould
Block, Battery charge controller module connect accumulator, and accumulator connects microcontroller with voltage stabilizing by voltage reduction module, provided for it
Stable supply voltage；Microcontroller connects GPRS communication module, and microcontroller and long-range control are realized by GPRS communication module
The signal transmission at end processed；
It is provided in the mains terminal of Switching Power Supply for detecting whether there are the first voltage detection circuit of line voltage, first is electric
Detection circuit is pressed to connect microcontroller；
It is connected with the second voltage detection circuit for detecting LED drive circuit output voltage in the output end of LED drive circuit,
Second voltage detection circuit connects microcontroller.
2. a kind of LED projector lamp with self-test and fault alarm function according to claim 1, it is characterised in that：It is described
Microcontroller is also connected with temperature detection sensor and radiator fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721924293.8U CN207995448U (en) | 2017-12-29 | 2017-12-29 | LED projector lamp with self-test and fault alarm function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721924293.8U CN207995448U (en) | 2017-12-29 | 2017-12-29 | LED projector lamp with self-test and fault alarm function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207995448U true CN207995448U (en) | 2018-10-19 |
Family
ID=63818586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721924293.8U Active CN207995448U (en) | 2017-12-29 | 2017-12-29 | LED projector lamp with self-test and fault alarm function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207995448U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109450250A (en) * | 2018-12-18 | 2019-03-08 | 周斌 | A kind of Switching Power Supply and its control method of periodicity self-test |
-
2017
- 2017-12-29 CN CN201721924293.8U patent/CN207995448U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109450250A (en) * | 2018-12-18 | 2019-03-08 | 周斌 | A kind of Switching Power Supply and its control method of periodicity self-test |
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