CN202488845U - Printed circuit board (PCB) for light emitting diode (LED) lamp - Google Patents
Printed circuit board (PCB) for light emitting diode (LED) lamp Download PDFInfo
- Publication number
- CN202488845U CN202488845U CN2012201031145U CN201220103114U CN202488845U CN 202488845 U CN202488845 U CN 202488845U CN 2012201031145 U CN2012201031145 U CN 2012201031145U CN 201220103114 U CN201220103114 U CN 201220103114U CN 202488845 U CN202488845 U CN 202488845U
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- Prior art keywords
- control circuit
- circuit
- led lamp
- circuit board
- led
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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.)
- Expired - Lifetime
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- 239000000758 substrate Substances 0.000 claims abstract description 17
- 238000001816 cooling Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000004065 semiconductor Substances 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 4
- 210000001367 artery Anatomy 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000001131 transforming effect Effects 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 241001347978 Major minor Species 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to the field of lighting lamps, in particular to a printed circuit board (PCB) for light emitting diode (LED) lamp. The printed circuit board comprises a drive power circuit, a control circuit and an LED lamp, and the electronic components of the drive power circuit, the control circuit and the LED lamp are arranged on the same substrate. The electronic components of the drive power circuit, and the control circuit and the LED lamp are all surface mounted device (SMD) electronic components. The electronic components of the drive power circuit and the control circuit are distributed on the spare part at the periphery of the LED lamp. The printed circuit board also comprises a temperature monitor circuit which is connected with the control circuit through signals, and the temperature detection components are arranged near a logical calculus central processing unit (CPU) of the control circuit. The drive power circuit, the control circuit and the LED lamp are arranged on the same substrate, so the manufacturing cost of the printed circuit board for LED lamp is low, the manufacturing technique is simple, and the stability is high.
Description
Technical field
The utility model relates to field of illuminating lamps, relates in particular to a kind of PCB circuit board of LED light fixture.
Background technology
The circuit of prior art high-power LED lamp comprises driving power circuit, control circuit and LED lamp.Because the heating of the LED lamp of high-power LED lamp is bigger; Stable in order to ensure the each several part circuit working; The prior art high-power LED lamp is made into driving power circuit plate, control circuit board and LED lamp plate respectively with driving power circuit, control circuit and LED lamp, independently realizes that through winding displacement signal connects between the circuit board for three.
Driving power circuit like the disclosed LED lamp driving power source of CN101801133 Chinese patent circuit, comprises chip for driving, current sense resistor, the 4th resistance, the 5th resistance, potentiometer and metal-oxide-semiconductor.Chip for driving comprises RL pin, CS pin and GATE pin; Metal-oxide-semiconductor comprises grid, source electrode and drain electrode; The RL pin of chip for driving is connected with potentiometer, and the CS pin of chip for driving is connected with the 5th resistance, and the GATE pin of chip for driving is connected with the grid of metal-oxide-semiconductor; The source electrode of metal-oxide-semiconductor is connected with the 5th resistance, current sense resistor, and the 4th resistance is connected with chip for driving.
Control circuit like the disclosed high-power LED lamp control circuit of CN101588661 Chinese patent, comprises ac voltage rectifier filter circuit, switch transforming circuit, arteries and veins modified tone system control circuit, feedback control circuit, secondary current rectifying and wave filtering circuit.
Like the disclosed a kind of high-powered LED lamp of CN101270868 Chinese patent, comprise lamp housing, power control circuit and the great power LED lamp body that is electrically connected with it, the great power LED lamp body is made up of substrate and the LED light-emitting diode that is located on the substrate; The opening of lamp housing is provided with the printing opacity light cover; Be provided with heat-dissipating aluminium plate between lamp housing and the printing opacity light cover, substrate contacts with heat-dissipating aluminium plate, and lamp housing is provided with the fan that blows to heat-dissipating aluminium plate; Printing opacity light cover front is provided with reflection shield; The bottom of reflection shield is provided with the hole, and the LED light-emitting diode stretches in the reflection shield along the hole, and the limit, hole of reflection shield acts on it is crimped on the heat-dissipating aluminium plate.The control circuit board that said power control circuit is made with the substrate of great power LED lamp body, is two separate circuit boards.
The circuit production of prior art high-power LED lamp becomes driving power circuit plate, control circuit board and three circuit boards of LED lamp plate, causes on the LED lamp plate very emptyly, and the substrate utilance is low; Driving power circuit plate, control circuit board is independent, increased pcb board again, packaging technology is complicated, increases cost, and waste sheet material, printing ink have increased the structure space of light fixture, increase cost and freight; Connection winding displacement easy ageing between each circuit board, wearing and tearing have increased lamp failure, unsafe factor.
Summary of the invention
To the problem that exists in the prior art, the purpose of the utility model is to provide a kind of PCB circuit board of LED light fixture, and driving power circuit, control circuit and LED lamp are produced on the same substrate, and cost of manufacture is low, and manufacture craft is simple, good stability.
To achieve these goals, the utility model provides following technical scheme:
The PCB circuit board of a kind of LED light fixture of the utility model comprises that electronic component arranges at driving power circuit, control circuit and the LED lamp of same substrate.The electronic component of driving power circuit, control circuit and LED lamp is the paster electronic component, and the electronic component of driving power circuit and control circuit is distributed in the idle component around the LED lamp.Also comprise the monitoring temperature circuit, be connected that its detector unit is located near the logical operation CPU of control circuit in 10 millimeters of the distances with the control circuit signal.
Said driving power circuit comprises the LED constant-current driven module, keeps the operating current of light fixture constant.
Said control circuit comprises single-chip minimum system, infrared receiving module, DMX signal processing module.
Preferably, also comprise cooling device with the substrate physical abutment.
The PCB circuit board of LED light fixture of the present invention is produced on driving power circuit, control circuit and LED lamp on the same substrate, and cost of manufacture is low, and manufacture craft is simple, good stability; Through the monitoring temperature circuit environment of circuit board work is monitored, ensured the steady operation of circuit board.
Description of drawings
Fig. 1 is the structural representation of PCB circuit board of the present invention;
Fig. 2 is the circuit theory diagrams of PCB circuit board of the present invention.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment the utility model technical scheme is further specified, is not regarded as restriction the utility model protection range:
As shown in Figure 1, the PCB circuit board of a kind of LED light fixture of the utility model comprises a substrate 01, and several LED lamp 02 pasters are distributed on the substrate 01, and other electronic component pasters of circuit are arranged in the idle component around the LED lamp 02.
As shown in Figure 2, the PCB circuit board of a kind of LED light fixture of the utility model comprises that electronic component arranges at driving power circuit, control circuit and the LED lamp of same substrate, also comprises the cooling device with the substrate physical abutment.The electronic component of driving power circuit, control circuit and LED lamp is the paster electronic component, and the electronic component of driving power circuit and control circuit is distributed in the idle component around the LED lamp.Also comprise the monitoring temperature circuit, be connected that its detector unit is located near the logical operation CPU of control circuit in 10 millimeters of the distances with the control circuit signal.
Said driving power circuit input is electrically connected with the city, and it comprises chip for driving, current sense resistor, the 4th resistance, the 5th resistance, potentiometer and metal-oxide-semiconductor; Also comprise the LED constant-current driven module, be used to keep the operating current of light fixture constant.
Said control circuit comprises ac voltage rectifier filter circuit, switch transforming circuit, arteries and veins modified tone system control circuit, feedback control circuit, secondary current rectifying and wave filtering circuit; Also comprise single-chip minimum system, infrared receiving module, DMX signal processing module.The disclosed system and device that receives DMX signal or major-minor machine signal based on DMX agreement control light fixture of DMX signal processing module such as CN202121836 Chinese patent.
The operation principle of the PCB circuit board of a kind of LED light fixture of the utility model is: driving power circuit is converted into the operating voltage of control circuit, cooling device and LED lamp with civil power, and ensures the stable of current/voltage.Control circuit plays the effect of the whole PCB circuit board of logic control work.The monitoring temperature circuit is monitored the ambient temperature of PCB circuit board in real time, and gives control circuit with data report; Control circuit is regulated the power output of LED lamp and cooling device, and the ambient temperature of PCB circuit board is remained on optimal operating state.
Claims (4)
1. the PCB circuit board of a LED light fixture is characterized in that: comprise that electronic component arranges at driving power circuit, control circuit and the LED lamp of same substrate;
The electronic component of driving power circuit, control circuit and LED lamp is the paster electronic component, and the electronic component of driving power circuit and control circuit is distributed in the idle component around the LED lamp;
Also comprise the monitoring temperature circuit, be connected that its detector unit is located near the logical operation CPU of control circuit with the control circuit signal.
2. the PCB circuit board of a kind of LED light fixture as claimed in claim 1 is characterized in that: said driving power circuit, comprise the LED constant-current driven module, and keep the operating current of light fixture constant.
3. the PCB circuit board of a kind of LED light fixture as claimed in claim 1 is characterized in that: said control circuit comprises single-chip minimum system, infrared receiving module, DMX signal processing module.
4. the PCB circuit board of a kind of LED light fixture as claimed in claim 1 is characterized in that: also comprise the cooling device with the substrate physical abutment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201031145U CN202488845U (en) | 2012-03-19 | 2012-03-19 | Printed circuit board (PCB) for light emitting diode (LED) lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201031145U CN202488845U (en) | 2012-03-19 | 2012-03-19 | Printed circuit board (PCB) for light emitting diode (LED) lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202488845U true CN202488845U (en) | 2012-10-10 |
Family
ID=46963227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201031145U Expired - Lifetime CN202488845U (en) | 2012-03-19 | 2012-03-19 | Printed circuit board (PCB) for light emitting diode (LED) lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202488845U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103327671A (en) * | 2012-03-19 | 2013-09-25 | 黄如金 | PCB of LED lamp |
-
2012
- 2012-03-19 CN CN2012201031145U patent/CN202488845U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103327671A (en) * | 2012-03-19 | 2013-09-25 | 黄如金 | PCB of LED lamp |
| WO2013138958A1 (en) * | 2012-03-19 | 2013-09-26 | Huang Rujin | Pcb of led lighting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510800 Guangdong city of Guangzhou Province Yao town of Huadu District Road No. 58 building 3 ARTONE Patentee after: Huang Rujin Address before: 510800 Guangdong city of Guangzhou Province Yao town of Huadu District Road No. 58 building 3 ARTONE Patentee before: Huang Rujin |
|
| ASS | Succession or assignment of patent right |
Owner name: GUANGZHOU TOPLED LIGHTING ELECTRONICS LTD. Free format text: FORMER OWNER: HUANG RUJIN Effective date: 20150601 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 510800 GUANGZHOU, GUANGDONG PROVINCE TO: 510880 GUANGZHOU, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150601 Address after: Town Road No. 288 building 44 chrysanthemum stone flower S11 Huadu District 510880 Guangdong city of Guangzhou Province Patentee after: TOPLED LIGHTING ELECTRONICS LIMITED Address before: 510800 Guangdong city of Guangzhou Province Yao town of Huadu District Road No. 58 building 3 ARTONE Patentee before: Huang Rujin |
|
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Town Road No. 288 building 44 chrysanthemum stone flower S11 Huadu District 510880 Guangdong city of Guangzhou Province Patentee after: GUANGZHOU DASEN LIGHTING CORP. Address before: Town Road No. 288 building 44 chrysanthemum stone flower S11 Huadu District 510880 Guangdong city of Guangzhou Province Patentee before: TOPLED LIGHTING ELECTRONICS LIMITED |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121010 |