CN203036288U - Light-emitting diode (LED) module - Google Patents
Light-emitting diode (LED) module Download PDFInfo
- Publication number
- CN203036288U CN203036288U CN2012206641373U CN201220664137U CN203036288U CN 203036288 U CN203036288 U CN 203036288U CN 2012206641373 U CN2012206641373 U CN 2012206641373U CN 201220664137 U CN201220664137 U CN 201220664137U CN 203036288 U CN203036288 U CN 203036288U
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- led
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- printed circuit
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- circuit board
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Abstract
The utility model discloses a light-emitting diode (LED) module which comprises at least three LED light-emitting units, at least one anode power circuit, at least one cathode power circuit, a substrate and a control device. Each LED light-emitting unit comprises an LED chip and a printed circuit plate, the substrate is provided with at least three clamp grooves, the LED light-emitting units are in clamp type connection with the substrate, and the control device is fixed on the substrate and comprises a sensing module, a low voltage LED driving chip and an overvoltage protective device. The LED module is simple in structure, convenient to use, novel and fashionable, improves reliability and safety, and has good economic efficiency.
Description
Technical field
The utility model relates to a kind of lighting device, relates in particular to a kind of led module.
Background technology
LED is English light emitting diode(light emitting diode) abbreviation, its basic structure is an electroluminescent semi-conducting material, places on the leaded shelf, use epoxy sealing around then, plays the effect of protecting internal core.At present ornament lamp is with form extensive use and the various place of module, and utilizes its changeable moulding to represent the polychromatic decoration effect, and the structure of this kind article is to utilize a main connecting line to be the support and connection body, be provided with discrete LED lamp string group at main connecting line, the illuminator moulding of lamp string is single, does not have special representation style, decorative effect is not good, fault rate is higher, and reliability is lower, causes easily to go offline, short circuit, and the lamp body poor radiation, power consumption is big, should not use for a long time.Therefore, there is defective in prior art, needs to improve.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of simple in structure, easy to use, novel fashion, the led module of raising reliability and security.
For achieving the above object, the utility model has adopted following technical scheme: a kind of led module, comprise at least three LED luminescence units, at least one cathode power supply circuit, at least one negative power supply circuit, substrate, control device, the LED luminescence unit comprises led chip, printed circuit board (PCB), the positive and negative power supply circuit passes substrate and is connected with printed circuit board (PCB), substrate is provided with at least three draw-in grooves, the LED luminescence unit is that cassette is connected with substrate, control device is fixed on substrate, control device comprises sensing module, the LED of low-voltage drives chip and over-pressure safety device, described over-pressure safety device comprises detection control apparatus and switching device, and wherein switching device is connected between civil power and the protected electrical equipment; Wherein detection control apparatus comprises integrated resistor, diode and a triode; Described integrated resistor and back-biased diode are connected in turn between the base stage and emitter stage of triode; Sensing module is used for the bright of induction LED and extinguishes.
Described led module, wherein, described printed circuit board (PCB) is provided with an electrode line pass pin, a negative line pass pin, and led chip is positioned at printed circuit board surface, is connected with both positive and negative polarity circuit pin, and both positive and negative polarity circuit pin is connected with the positive and negative power supply circuit of substrate.
Described led module, wherein, described printed circuit board (PCB) is provided with the insulating radiation layer.
Described led module, wherein, the LED of described low-voltage drives chip and comprises detecting unit, processing unit, voltage conversion unit and driver element; Described detecting unit is connected with each led chip by each interface channel.
A kind of led module, comprise at least three LED luminescence units, at least one cathode power supply circuit, at least one negative power supply circuit, substrate, control device, the LED luminescence unit comprises led chip, printed circuit board (PCB), the positive and negative power supply circuit passes substrate and is connected with printed circuit board (PCB), substrate is provided with at least three draw-in grooves, the LED luminescence unit is that cassette is connected with substrate, control device is fixed on substrate, control device comprises sensing module, the LED of low-voltage drives chip, sensing module is used for the bright of induction LED and extinguishes, and the LED that at once signal is sent to low-voltage drives chip, and it is bright and extinguish successively according to each LED luminescence unit of signal controlling of sensing module input that the LED of low-voltage drives chip;
Described printed circuit board (PCB) is provided with an electrode line pass pin, a negative line pass pin, and led chip is positioned at printed circuit board surface, is connected with both positive and negative polarity circuit pin, and both positive and negative polarity circuit pin is connected with the positive and negative power supply circuit of substrate;
Described printed circuit board (PCB) is provided with the insulating radiation layer;
Described led chip is red LED chips, green LED chip, blue led chip, purple led chip;
Described led chip can be circle, convexity, ellipse, triangle;
Described substrate is plastic substrate or ceramic substrate.
Beneficial effect with respect to prior art is, the printed circuit board (PCB) of LED luminescence unit is provided with the insulating radiation layer, improve the heat dispersion of LED, the LED luminescence unit is that cassette is connected with substrate, not only make led module simple in structure, also improve reliability and the security of module, set up the led chip of multiple color, can freely select combined colors and shape, and can make the bright of each LED different order and extinguish by control device, satisfy the various needs of different occasions, be fit to large-scale production, good economic benefits is arranged.
Description of drawings
Fig. 1 is the led module structural representation.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Shown in Fig. 1, a kind of led module, comprise at least three LED luminescence units 1, at least one cathode power supply circuit 3, at least one negative power supply circuit 4, substrate 2, control device 5, LED luminescence unit 1 comprises led chip, printed circuit board (PCB), positive and negative power supply circuit 3,4 pass substrate 2 is connected with printed circuit board (PCB), substrate 2 is provided with at least three draw-in grooves, LED luminescence unit 1 is connected for cassette with substrate 2, control device 5 is fixed on substrate 2, control device 5 comprises sensing module 6, the LED of low-voltage drives chip 7 and over-pressure safety device 8, described over-pressure safety device 8 comprises detection control apparatus and switching device, and wherein switching device is connected between civil power and the protected electrical equipment; Wherein detection control apparatus comprises integrated resistor, diode and a triode; Described integrated resistor and back-biased diode are connected in turn between the base stage and emitter stage of triode; Sensing module 6 is used for the bright of induction LED and extinguishes, and the LED that at once signal is sent to low-voltage drives chip 7, and it is bright and extinguish successively according to each LED luminescence units 1 of signal controlling of sensing module 6 inputs that the LED of low-voltage drives chip 7;
Described printed circuit board (PCB) is provided with an electrode line pass pin, a negative line pass pin, and led chip is positioned at printed circuit board surface, is connected with both positive and negative polarity circuit pin, and both positive and negative polarity circuit pin is connected with the positive and negative power supply circuit of substrate;
Described printed circuit board (PCB) is provided with the insulating radiation layer;
Described led chip is red LED chips, green LED chip, blue led chip, purple led chip;
Described led chip can be circle, convexity, ellipse, triangle;
Described substrate 2 is plastic substrate or ceramic substrate.
For example, formed by three LED luminescence units 1 in this module that the night scene tree is used, behind its connection power supply, when the sensing module 6 of control device 5 is sensed first luminescence unit when bright, the LED that just transmits signal to low-voltage at once drives chip 7, and the LED driving chip 7 of low-voltage is just controlled second luminescence unit, the 3rd luminescence unit extinguishes; Sense second luminescence unit when bright when the sensing module 6 of control device 5, the LED that just transmits signal to low-voltage at once drives chip 7, and the LED of low-voltage drives that chip 7 is just controlled first luminescence unit, the 3rd luminescence unit extinguishes; Sense the 3rd luminescence unit when bright when the sensing module 6 of control device 5, the LED that just transmits signal to low-voltage at once drives chip 7, and the LED of low-voltage drives that chip 7 is just controlled first luminescence unit, second luminescence unit extinguishes; Control device 5 just control each LED circulate successively bright, to reach splendid effect.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of the utility model claims.
Claims (4)
1. led module, it is characterized in that: comprise at least three LED luminescence units, at least one cathode power supply circuit, at least one negative power supply circuit, substrate, control device, the LED luminescence unit comprises led chip, printed circuit board (PCB), the positive and negative power supply circuit passes substrate and is connected with printed circuit board (PCB), substrate is provided with at least three draw-in grooves, the LED luminescence unit is that cassette is connected with substrate, control device is fixed on substrate, control device comprises sensing module, the LED of low-voltage drives chip and over-pressure safety device, described over-pressure safety device comprises detection control apparatus and switching device, and wherein switching device is connected between civil power and the protected electrical equipment; Wherein detection control apparatus comprises integrated resistor, diode and a triode; Described integrated resistor and back-biased diode are connected in turn between the base stage and emitter stage of triode; Sensing module is used for the bright of induction LED and extinguishes.
2. led module according to claim 1, it is characterized in that: described printed circuit board (PCB) is provided with an electrode line pass pin, a negative line pass pin, led chip is positioned at printed circuit board surface, be connected with both positive and negative polarity circuit pin, both positive and negative polarity circuit pin is connected with the positive and negative power supply circuit of substrate.
3. led module according to claim 1, it is characterized in that: described printed circuit board (PCB) is provided with the insulating radiation layer.
4. led module according to claim 1 is characterized in that: the LED of described low-voltage drives chip and comprises detecting unit, processing unit, voltage conversion unit and driver element; Described detecting unit is connected with each led chip by each interface channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206641373U CN203036288U (en) | 2012-12-06 | 2012-12-06 | Light-emitting diode (LED) module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206641373U CN203036288U (en) | 2012-12-06 | 2012-12-06 | Light-emitting diode (LED) module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203036288U true CN203036288U (en) | 2013-07-03 |
Family
ID=48688414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206641373U Expired - Fee Related CN203036288U (en) | 2012-12-06 | 2012-12-06 | Light-emitting diode (LED) module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203036288U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112964159A (en) * | 2021-03-12 | 2021-06-15 | 烟台铁中宝钢铁加工有限公司 | Detection sample plate, detection method and evaluation method of rack |
-
2012
- 2012-12-06 CN CN2012206641373U patent/CN203036288U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112964159A (en) * | 2021-03-12 | 2021-06-15 | 烟台铁中宝钢铁加工有限公司 | Detection sample plate, detection method and evaluation method of rack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130703 Termination date: 20141206 |
|
| EXPY | Termination of patent right or utility model |