CN205648124U - LED device of lighting a lamp - Google Patents
LED device of lighting a lamp Download PDFInfo
- Publication number
- CN205648124U CN205648124U CN201620496753.0U CN201620496753U CN205648124U CN 205648124 U CN205648124 U CN 205648124U CN 201620496753 U CN201620496753 U CN 201620496753U CN 205648124 U CN205648124 U CN 205648124U
- Authority
- CN
- China
- Prior art keywords
- circuit
- resistance
- led
- current
- wave filtering
- 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.)
- Expired - Fee Related
Links
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a LED device of lighting a lamp, including filter circuit, step -down current -limiting circuit, rectification filter circuit, LED constant current circuit, LED lamp, filtering electrical apparatus, step -down current -limiting circuit, rectification filter circuit three series connection, filter circuit includes first electric capacity C1, the step -down current -limiting circuit including concatenate second electric capacity C2 in the input circuit, with second electric capacity C2 and the second resistance R2 that connects to the second electric capacity C2 that connects and second resistance R2 concatenate between filter circuit's output and rectification filter circuit's input, rectification filter circuit comprises first diode D1, second diode D2, third diode D3, fourth diode D4, the 3rd electrolytic capacitor C3, third resistance R3.
Description
Technical field
This utility model relates to lamp lighting technical field, particularly to a kind of LED point lamp device.
Background technology
LED driver includes capacitance driver and electronic driver.The LED of capacitance driver because of use 50HZ or 60HZ)=alternating current, the light intensity flicker per second of electric capacity LED 100 times or 120 times, this scintillation is referred to as stroboscopic.Vision is had a great impact by stroboscopic, and eyes are the most tired, is therefore a kind of undesirable light source.At present usual high-frequency electronic driver, brings up to decrease part stroboscopic more than 30,000 times per second frequency but due to the higher-order of oscillation generation electromagnetic radiation highly unwanted to human body, is the stealthy killer of eyes and health, and it is also a kind of undesirable light source.
Therefore, how realizing a kind of is technical problem the most urgently to be resolved hurrily without stroboscopic, electromagnetic-radiation-free, the simple low cost of design, the LED point lamp device of installation simple and convenient.
Utility model content
Main purpose of the present utility model is to provide a kind of LED point lamp device, it is intended to realize a kind of without stroboscopic, electromagnetic-radiation-free, the simple low cost of design, the LED point lamp device of installation simple and convenient.
The utility model proposes a kind of LED point lamp device, including filter circuit, blood pressure lowering current-limiting circuit, current rectifying and wave filtering circuit, LED constant current circuit, LED, filtering electrical equipment, blood pressure lowering current-limiting circuit, current rectifying and wave filtering circuit three are connected in series；Filter circuit includes the first electric capacity C1；Blood pressure lowering current-limiting circuit includes the second electric capacity C2 being serially connected with in input circuit and the second electric capacity C2 the second resistance R2 connect, and the second electric capacity C2 and the second resistance R2 that connect are serially connected between the outfan of filter circuit and the input of current rectifying and wave filtering circuit；Current rectifying and wave filtering circuit is made up of the first diode D1, the second diode D2, the 3rd diode D3, the 4th diode D4, the 3rd electrochemical capacitor C3, the 3rd resistance R3.
Preferably, LED constant current circuit is by the first audion Q1, 4th resistance R4, 5th resistance R5 and the 4th electrochemical capacitor C4 is formed by connecting, the colelctor electrode of the first audion Q1 connects the cathode output end of current rectifying and wave filtering circuit, the emitter stage of the first audion Q1 connects the positive pole of LED, 4th resistance R4 mono-terminates the cathode output end of current rectifying and wave filtering circuit, the other end of the 4th resistance R4 and the 5th resistance R5 concatenation are followed by the base stage at the first audion Q1, the positive pole of the 4th electrochemical capacitor C4 is connected on the input of the 5th resistance R5, the negative pole of the 4th electrochemical capacitor C4 is connected on the emitter stage of the first audion Q1.
After this utility model connects 220V alternating current power supply, high-frequency electrical ripple is corrected by filter circuit, low-tension supply is exported through blood pressure lowering current-limiting circuit, DC voltage is exported again by current rectifying and wave filtering circuit, the electric current making LED pass through after striking is constant, wherein after LED starter, mainly provided constant current through LED constant current circuit for LED, to ensure LED normal luminous by current rectifying and wave filtering circuit output 36V-100V voltage.
This utility model is owing to have employed filter circuit, blood pressure lowering current-limiting circuit, current rectifying and wave filtering circuit, LED constant current circuit, may insure that without stroboscopic, electromagnetic-radiation-free and make LED normally work, cooperated work by each circuit above-mentioned, can effectively eliminate High-frequency Interference and extend the service life of LED.This utility model designs simple low cost, installs simple and convenient.
Accompanying drawing explanation
Fig. 1 is the operation principle block diagram of an embodiment of this utility model a kind of LED point lamp device；
Fig. 2 is the electronic circuit schematic of an embodiment of this utility model a kind of LED point lamp device.
The realization of this utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, are described further referring to the drawings.
Detailed description of the invention
Should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit this utility model.
Referring to figs. 1 through Fig. 2, an embodiment of a kind of LED point lamp device of the present utility model is proposed, for zero frequency ignition device, including filter circuit 1, blood pressure lowering current-limiting circuit 2, current rectifying and wave filtering circuit 3, LED constant current circuit 4, LED 5.
Described filtering electrical equipment 1, blood pressure lowering current-limiting circuit 2, current rectifying and wave filtering circuit 3 three concatenate mutually, the filtered circuit of alternating current 1 of 220V, blood pressure lowering current-limiting circuit 2, current rectifying and wave filtering circuit 3, the alternating current of i.e. 220V, after anti-interference, blood pressure lowering, rectifying and wave-filtering, becomes unidirectional current and exports from the outfan of current rectifying and wave filtering circuit 3.The cathode output end of described current rectifying and wave filtering circuit 3 connects the input of LED constant current circuit 4, and the cathode output end of current rectifying and wave filtering circuit 3 connects the negative pole of LED 5.
Described filter circuit 1 includes the first electric capacity C1, and it is connected with the alternating current of 220V, when alternating current is by the first electric capacity C1 i.e. high-frequency signal short circuit, thus effectively eliminates high-frequency electromagnetic interference.
Blood pressure lowering current-limiting circuit 2 includes the second electric capacity C2 being serially connected with in input circuit and the second electric capacity C2 the second resistance R2 connect, and the second electric capacity C2 and the second resistance R2 that connect are serially connected between the outfan of filter circuit 1 and the input of current rectifying and wave filtering circuit 3.The running voltage of general LED 5 is between 36V-100V, after this utility model accesses blood pressure lowering current-limiting circuit 2 between current rectifying and wave filtering circuit 3 and the voltage of 220V or 100V, output voltage of the present utility model can be made to meet the requirement of running voltage of LED 5, also play metering function simultaneously, second resistance R2 is use for the second electric capacity C2 electric discharge, makes the attaching plug of LED pull on rear plug not charged.Current rectifying and wave filtering circuit 3 can be made up of the first diode D1, the second diode D2, the 3rd diode D3, the 4th diode D4, the 3rd electrochemical capacitor C3, the 3rd resistance R3.Wherein the exchange end one of current rectifying and wave filtering circuit 3 terminates blood pressure lowering current-limiting circuit 2, the alternating current power supply of another termination 220V, and the 3rd resistance R3 is use for the 3rd electrochemical capacitor C3 electric discharge, and lamp makes the 3rd electrochemical capacitor C3 not charged after turning off.
Described LED constant current circuit 4 is formed by connecting by the first audion Q1, the 4th resistance R4, the 5th resistance R5 and the 4th electrochemical capacitor C4, the colelctor electrode of the first audion Q1 connects the cathode output end of current rectifying and wave filtering circuit 3, emitter stage connects the positive pole of LED 5,4th resistance R4 mono-terminates the cathode output end of current rectifying and wave filtering circuit 3, the other end of the 4th resistance R4 and the 5th resistance R5 concatenation are followed by the base stage at the first audion Q1, the positive pole of the 4th electrochemical capacitor C4 is connected on the input of the 5th resistance R5, and negative pole is connected on the emitter stage of the first audion Q1.
After this utility model connects 220V alternating current power supply, high-frequency electrical ripple is corrected by filter circuit 1, low-tension supply is exported through blood pressure lowering current-limiting circuit 2, DC voltage is exported again by current rectifying and wave filtering circuit 3, the electric current making LED 5 pass through after striking is constant, wherein after LED 5 starter, mainly exported 36V-100V voltage by current rectifying and wave filtering circuit 3 and provide constant current through LED constant current circuit 4 for LED 5, to ensure LED 5 normal luminous.
This utility model is owing to have employed filter circuit, blood pressure lowering current-limiting circuit, current rectifying and wave filtering circuit, LED constant current circuit, may insure that without stroboscopic, electromagnetic-radiation-free and make LED normally work, cooperated work by each circuit above-mentioned, can effectively eliminate High-frequency Interference and extend the service life of LED.This utility model designs simple low cost, installs simple and convenient.
The foregoing is only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure transformation utilizing this utility model description and accompanying drawing content to be made; or directly or indirectly it is used in other relevant technical fields, the most in like manner it is included in scope of patent protection of the present utility model.
Claims (2)
1. a LED point lamp device, it is characterised in that include that filter circuit, blood pressure lowering current-limiting circuit, current rectifying and wave filtering circuit, LED constant current circuit, LED, filtering electrical equipment, blood pressure lowering current-limiting circuit, current rectifying and wave filtering circuit three are connected in series；
Filter circuit includes the first electric capacity C1；
Blood pressure lowering current-limiting circuit includes the second electric capacity C2 being serially connected with in input circuit and the second electric capacity C2 the second resistance R2 connect, and the second electric capacity C2 and the second resistance R2 that connect are serially connected between the outfan of filter circuit and the input of current rectifying and wave filtering circuit；
Current rectifying and wave filtering circuit is made up of the first diode D1, the second diode D2, the 3rd diode D3, the 4th diode D4, the 3rd electrochemical capacitor C3, the 3rd resistance R3.
A kind of LED point lamp device the most according to claim 1, it is characterized in that, LED constant current circuit is by the first audion Q1, 4th resistance R4, 5th resistance R5 and the 4th electrochemical capacitor C4 is formed by connecting, the colelctor electrode of the first audion Q1 connects the cathode output end of current rectifying and wave filtering circuit, the emitter stage of the first audion Q1 connects the positive pole of LED, 4th resistance R4 mono-terminates the cathode output end of current rectifying and wave filtering circuit, the other end of the 4th resistance R4 and the 5th resistance R5 concatenation are followed by the base stage at the first audion Q1, the positive pole of the 4th electrochemical capacitor C4 is connected on the input of the 5th resistance R5, the negative pole of the 4th electrochemical capacitor C4 is connected on the emitter stage of the first audion Q1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620496753.0U CN205648124U (en) | 2016-05-30 | 2016-05-30 | LED device of lighting a lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620496753.0U CN205648124U (en) | 2016-05-30 | 2016-05-30 | LED device of lighting a lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205648124U true CN205648124U (en) | 2016-10-12 |
Family
ID=57053755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620496753.0U Expired - Fee Related CN205648124U (en) | 2016-05-30 | 2016-05-30 | LED device of lighting a lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205648124U (en) |
-
2016
- 2016-05-30 CN CN201620496753.0U patent/CN205648124U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101742784B (en) | LED lamp and drive circuit thereof | |
| CN104185333A (en) | Constant-current constant-voltage circuit and illuminating device | |
| CN101707435A (en) | EMI filter circuit and LED power supply driving circuit using same | |
| CN201860484U (en) | Driving power supply of LED lamp | |
| CN205648124U (en) | LED device of lighting a lamp | |
| CN117222068A (en) | Afterglow turn-off circuit and LED driving power supply | |
| CN210202125U (en) | Electric shock prevention circuit of self-ballast and lamp tube | |
| CN202663624U (en) | Universal acousto-optic control circuit | |
| CN109587878B (en) | A + B type LED fluorescent lamp circuit with double-end input | |
| CN209472801U (en) | A kind of LED daylight lamp circuit of compatible alternating current and electric ballast | |
| CN202738175U (en) | LED voltage-boosting drive circuit | |
| CN202679708U (en) | LED (light emitting diode) driving circuit | |
| CN205921578U (en) | Digit addressable illumination interface DALI's level translation circuit | |
| CN211267180U (en) | Constant voltage source circuit of LED signal lamp | |
| CN218959158U (en) | Full-patch monochromatic LED constant-current power supply and lamp | |
| CN201142775Y (en) | Zero frequency ignition device of fluorescent lamp | |
| CN204291482U (en) | A kind of great power LED is without stroboscopic driving power | |
| CN203872410U (en) | Power supply in LED lamp tube | |
| CN112543532B (en) | Dimming control circuit and device thereof | |
| CN108882458A (en) | A kind of LED lamp tube and method of protection against electric shock | |
| CN217770414U (en) | Phase-cut dimming LED driven filter circuit | |
| CN208424859U (en) | A kind of band overvoltage protection daytime running lights power drives system | |
| CN212910143U (en) | Single-stage framework high-power-factor stroboflash-free LED driving power supply | |
| CN212381441U (en) | Novel constant current circuit of LED lamp | |
| CN218217743U (en) | Stroboscopic removing circuit and LED driving circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190619 Address after: Room 301, No. 11, Ercun, Yonggang, Baizhang Street, Yinzhou District, Ningbo City, Zhejiang Province Co-patentee after: Lin Hui Li Patentee after: Chen Zengyu Address before: 422500 Group 5 of Changping Village, Chang'an Ying Township, Chengbu Miao Autonomous County, Shaoyang City, Hunan Province Patentee before: You Jinhua |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161012 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |