CN209120511U - Multi-head lamp control circuit - Google Patents
Multi-head lamp control circuit Download PDFInfo
- Publication number
- CN209120511U CN209120511U CN201821397558.8U CN201821397558U CN209120511U CN 209120511 U CN209120511 U CN 209120511U CN 201821397558 U CN201821397558 U CN 201821397558U CN 209120511 U CN209120511 U CN 209120511U
- Authority
- CN
- China
- Prior art keywords
- bull
- control circuit
- lamp control
- light source
- electrolytic capacitor
- 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.)
- Active
Links
- 244000309464 bull Species 0.000 claims abstract description 29
- 239000003990 capacitor Substances 0.000 claims abstract description 16
- 241001465382 Physalis alkekengi Species 0.000 claims abstract description 11
- 238000002955 isolation Methods 0.000 claims abstract description 5
- 230000004888 barrier function Effects 0.000 claims description 8
- 238000005286 illumination Methods 0.000 claims description 4
- 230000009466 transformation Effects 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 3
- 230000006837 decompression Effects 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a multi-head lamp control circuit, which comprises an alternating current power supply, a rectifying circuit for rectifying alternating current into direct current, an isolation transformer for reducing voltage, a Schottky rectifier diode and an electrolytic capacitor for outputting variable voltage into constant voltage, and a plurality of light sources for lighting; the rectifier circuit is electrically connected with the alternating current power supply and one end of the isolation transformer, the other end of the isolation transformer is connected with the Schottky rectifier diode and the electrolytic capacitor in series, and the light sources are connected with the electrolytic capacitor in parallel respectively. The utility model discloses even the damage takes place for individual light source, can not influence the power of other light sources yet, the light source quantity of bull lamps and lanterns is nimble adjustable, and power adaptability is wide, and power output adopts and keeps apart output, has characteristics such as long service life, installation easy maintenance, security are good, has overcome prior art not enough.
Description
Technical field
The utility model relates to field of illumination lamp technology, and in particular, to a kind of bull lamp control circuit.
Background technique
Existing bull lamps and lanterns generally use constant current mode, bull light subject string and mode connection, wherein there is a damage
When, power can uniformly divide on other light sources, and other light sources is caused to work overloadingly, and other light sources is caused to accelerate damage.In addition,
Constant current mode bull lamps and lanterns, using the light source of the mating fixed quantity of fixed power source, when lamps and lanterns will increase or decrease light source, it is necessary to
Replace power supply.In replacement and maintenance, constant current mode bull lamps and lanterns must use voltage, the identical light source of electric current, very inconvenient.
Summary of the invention
The purpose of this utility model is to provide a kind of bull lamp control circuits, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions:
A kind of bull lamp control circuit, including AC power source are used for for the rectification circuit by AC rectification at direct current
The isolating transformer of decompression, for transformation to be exported the Schottky barrier diodes for constant pressure, electrolytic capacitor, if for illumination
Dry light source, the rectification circuit are electrically connected with the AC power source, isolating transformer one end, the isolating transformer other end with
Schottky barrier diodes, electrolytic capacitor series connection, the light source are in parallel with electrolytic capacitor respectively.
Be it is easy to use, AC power source here is powered using alternating current, it is preferred that the AC power source is
AC100V-220V。
Preferably, the output end of the isolating transformer is DC12V-60V safe voltage.
Preferably, after Schottky barrier diodes, electrolytic capacitor processing, the power supply of output is constant pressure 12V-60V, electricity
Stream is 0.1A-1000A.
For the electric current constant current for making light source, it is preferred that each light source is in series with adjustable resistance respectively, and the light source is adopted
With independent constant current mode, the current constant control LED light source of linear constant current or other constant currents, continuous current 1mA-10000mA is described
The single power of light source is 1-100W.
Since bridge rectifier is wide in variety, function admirable, rectification efficiency is high, and stability is good, and maximal integer mass flow electric current is from 0.5A
To 50A, highest reverse peak voltage is from 50V to 1000V, it is preferred that the rectification circuit uses bridge rectifier.
Preferably, it is in series with metal-oxide-semiconductor after the rectification circuit, for vibrating output under chip drives.
Preferably, it is in series with current-limiting resistance after the rectification circuit, is exported for current limliting.
For the safety for ensuring entire circuit, it is preferred that be in series with fuse between the AC power source and isolating transformer.
In this way, when there are short-circuit conditions in AC power source, blown fuse and protect control circuit.
For convenience of installation, while guaranteeing the service life of light source, it is preferred that independent shell, independence is respectively adopted in the light source
Heat dissipation, independent lamp cap.
Preferably, the bull lamps and lanterns are bull Crystal lamp, festive lantern or pendent lamp.
Compared with prior art, the utility model has the beneficial effects that bull lamps and lanterns control electricity described in the utility model
Road, several light sources of bull lamps and lanterns integrally use constant pressure paralleling model, and single source uses independent constant current mode, even if individual light
Source is damaged, and will not influence the power of other light sources, the quantity of light source of bull lamps and lanterns is flexibly adjustable, power adaptation
Extensively, power supply output has the characteristics that long service life, convenient to install and maintain, safety is good, overcomes existing using isolation output
The deficiency of technology.
Detailed description of the invention
Fig. 1 is the circuit structure diagram of the utility model embodiment；
Wherein: U1. rectification circuit, Q1.MOS pipe, R1. current-limiting resistance, T1. isolating transformer, two pole of D1. Schottky rectification
Pipe, C1. electrolytic capacitor, LAMP 1, LAMP 2, LAMP n. light source, FUSE. fuse, RL. adjustable resistance.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Shown in referring to Fig.1, a kind of bull lamp control circuit, including AC power source, for by AC rectification at direct current
Rectification circuit U1, for the isolating transformer T1 of decompression, for transformation to be exported to Schottky barrier diodes D1, electricity for constant pressure
Capacitor C1 is solved, for several light source LAMP 1 of illumination, LAMP 2, LAMP n, the rectification circuit U1 and the alternating current
Source, the electrical connection of the one end isolating transformer T1, the isolating transformer T1 other end and Schottky barrier diodes D1, electrolytic capacitor
C1 series connection, the light source LAMP 1, LAMP 2 ... LAMP n are in parallel with electrolytic capacitor C1 respectively.Here, n is not less than 2
Integer.
Be it is easy to use, AC power source here is powered using alternating current, the AC power source be AC100V-220V.
The output end of the isolating transformer T1 is DC12V-60V safe voltage.
After Schottky barrier diodes D1, electrolytic capacitor C1 processing, the power supply of output is constant pressure 12V-60V, electric current
For 0.1A-1000A.
For the electric current constant current for making light source, each light source is in series with adjustable resistance RL respectively, and the light source is using single
The current constant control LED light source of only constant current mode, linear constant current or other constant currents, continuous current 1mA-10000mA, the light source
LAMP 1, LAMP 2 ... LAMP n single power be 1-100W.
Since bridge rectifier is wide in variety, function admirable, rectification efficiency is high, and stability is good, and maximal integer mass flow electric current is from 0.5A
To 50A, for highest reverse peak voltage from 50V to 1000V, the rectification circuit U1 uses bridge rectifier.
It is in series with metal-oxide-semiconductor Q1 after the rectification circuit U1, for vibrating output under chip drives.
It is in series with current-limiting resistance R1 after the rectification circuit U1, is exported for current limliting.
For the safety for ensuring entire circuit, fuse FUSE is in series between the AC power source and isolating transformer.This
Sample, when short-circuit conditions occurs in AC power source, fuse FUSE fuses and protects control circuit.
For convenience of installation, while guaranteeing the service life of light source, the light source LAMP 1, LAMP 2 ... LAMP n are respectively adopted
Independent shell, independent heat dissipation, independent lamp cap.
The bull lamps and lanterns are bull Crystal lamp, festive lantern or pendent lamp.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (10)
1. a kind of bull lamp control circuit, which is characterized in that including AC power source, for the rectification by AC rectification at direct current
Circuit is used for the isolating transformer of decompression for transformation to be exported the Schottky barrier diodes for constant pressure, electrolytic capacitor
In several light sources of illumination；The rectification circuit is electrically connected with the AC power source, isolating transformer one end, the isolation transformation
The device other end is connected with Schottky barrier diodes, electrolytic capacitor, and the light source is in parallel with electrolytic capacitor respectively.
2. bull lamp control circuit according to claim 1, which is characterized in that the AC power source is AC100V-
220V。
3. bull lamp control circuit according to claim 2, which is characterized in that the output end of the isolating transformer is
DC12V-60V safe voltage.
4. bull lamp control circuit described in any one of -3 according to claim 1, which is characterized in that whole by Schottky
After flowing diode, electrolytic capacitor processing, the power supply of output is constant pressure 12V-60V, electric current 0.1A-1000A.
5. bull lamp control circuit according to claim 4, which is characterized in that each light source is in series with respectively can
Resistance is adjusted, the light source uses the current constant control LED light source of independent constant current mode, linear constant current or other constant currents, continuous current
For 1mA-10000mA, the single power of the light source is 1-100W.
6. bull lamp control circuit according to claim 4, which is characterized in that the rectification circuit uses bridge rectifier
Circuit.
7. bull lamp control circuit according to claim 4, which is characterized in that be in series with MOS after the rectification circuit
Pipe, for vibrating output under chip drives.
8. bull lamp control circuit according to claim 4, which is characterized in that current limiting of connecting after the rectification circuit
Resistance is exported for current limliting.
9. bull lamp control circuit according to claim 4, which is characterized in that the AC power source and isolating transformer
Between be in series with fuse.
10. bull lamp control circuit according to claim 4, which is characterized in that the light source is respectively adopted independent
Shell, independent heat dissipation, independent lamp cap, the bull lamps and lanterns are bull Crystal lamp, festive lantern or pendent lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821397558.8U CN209120511U (en) | 2018-08-29 | 2018-08-29 | Multi-head lamp control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821397558.8U CN209120511U (en) | 2018-08-29 | 2018-08-29 | Multi-head lamp control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209120511U true CN209120511U (en) | 2019-07-16 |
Family
ID=67197619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821397558.8U Active CN209120511U (en) | 2018-08-29 | 2018-08-29 | Multi-head lamp control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209120511U (en) |
-
2018
- 2018-08-29 CN CN201821397558.8U patent/CN209120511U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9860958B2 (en) | Dimming drive circuit of alternating current directly-driven LED module | |
| WO2013097692A1 (en) | Alternating current direct drive led light-emitting device | |
| CN104930384A (en) | LED lamp | |
| CN110366296A (en) | Pass through the controller of power line communication, LED lamp and LED control system | |
| CN203757403U (en) | LED (Light Emitting Diode) candle lamp with incandescent light bulb dimming effect | |
| CN209120511U (en) | Multi-head lamp control circuit | |
| CN201878375U (en) | LED (light-emitting diode) constant-voltage and constant-current driving circuit | |
| TWI477188B (en) | LED tube | |
| CN108901098A (en) | A kind of linear LED drive circuit of replaceable operating mode | |
| WO2019041497A1 (en) | Alternating current-driven led lamp configured with heat-dissipating fins | |
| CN103596339A (en) | Full-chip integrated AC LED light source | |
| CN206572243U (en) | A kind of integrated LED lamp | |
| CN205987456U (en) | High power factor hangs down stroboscopic LED ceiling lamp | |
| CN106402707A (en) | LED device | |
| CN202050573U (en) | LED (light-emitting diode) lamp control circuit with overvoltage protection function for key components | |
| CN205726536U (en) | Single wire transmission LED Color-changing lamp | |
| CN203590549U (en) | LED lighting tube lamp realized by adopting linear constant-current drive circuit | |
| CN203761636U (en) | Universal alternating-current LED lamp | |
| CN202551464U (en) | Wide-voltage LED lamp control circuit | |
| CN204083906U (en) | Modularized LED lamp | |
| CN209572189U (en) | A kind of LED power thyristor regulating optical link | |
| CN204377210U (en) | New circuit structure of LED lamps with over-temperature protection function | |
| CN204300731U (en) | LED lamps | |
| CN212851119U (en) | LED lighting control circuit | |
| CN205137165U (en) | Built -in drive power supply's LED lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231117 Address after: 528400, 2nd Floor, Building F, No. 368 Dong'an North Road, Guzhen Town, Zhongshan City, Guangdong Province Patentee after: Zhongshan Yaosheng Lighting Technology Co.,Ltd. Address before: 516000, 1st Floor, Building F, No. 368 Dong'an North Road, Guzhen Town, Zhongshan City, Guangdong Province Patentee before: Zhongshan Yao Lighting Technology Co.,Ltd. |