CN102287671A - Light emitting diode (LED) lamp strip for high-whiteness base plate - Google Patents
Light emitting diode (LED) lamp strip for high-whiteness base plate Download PDFInfo
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- CN102287671A CN102287671A CN201110266599XA CN201110266599A CN102287671A CN 102287671 A CN102287671 A CN 102287671A CN 201110266599X A CN201110266599X A CN 201110266599XA CN 201110266599 A CN201110266599 A CN 201110266599A CN 102287671 A CN102287671 A CN 102287671A
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Abstract
The invention provides a light emitting diode (LED) lamp strip for a high-whiteness base plate, which comprises a lamp head, a heat radiator, an LED light source module group, a power supply part and a lamp tube, wherein the LED light source module group comprises a base and an LED chip, the base comprises a base plate and a plurality of linearly ranged reflecting cups arranged on the base plate, the bottom of each reflecting cup is glued and fixed with at least one LED chip through insulating glue, fluorescent powder and a glue water layer are coated on the upper surface of the LED chip, and the whiteness of the luminous surface used for installing LEDs on the reflecting cups is greater than or equal to 70. After the whiteness of the base is improved, the light extraction efficiency of the LED chips is greatly improved, so the loss for converting light energy into heat energy is greatly reduced. Therefore, the heat radiation performance of the LED lamp strip can also be greatly improved, the LED lamp made by the LED lamp strip has the advantages of good safety performance, nonconductivity and cracking difficulty, and the service life can also be greatly prolonged.
Description
Technical field
The present invention relates to a kind of lighting apparatus, relate in particular to a kind of LED lamp.
Background technology
LED is a kind of low voltage light sources, because its power saving, life-span are long, various lighting devices now have been widely used in, if traditional LED bulb lamp all adopts metal material as the LED base plate for packaging, because the whiteness of metal substrate own is lower, therefore the not treated encapsulation base plate of directly making the LED lamp, its reflector efficiency is not high, particularly in great power LED was used, because its caloric value is bigger, life of product was lower; Therefore the light-emitting area on the existing metal substrate all can be handled earlier, as improving its whiteness as the reflector layer of reflector layer or pressing one deck white at its surface brush one deck white paint, but this way, at first its technology is complicated, production cost is higher, simultaneously, because after having increased one deck reflector layer, traditional its heat dispersion of led light source module encapsulation construction reduces greatly, can't solve the heat dissipation problem of high-power LED light source module more.Simultaneously, in traditional led light source module encapsulation construction, because needing lead-in wire between led chip and the wiring board is connected, but led chip is arranged on reflector inside, and wiring board is arranged on outside the reflector, therefore in the process of producing, be easy to make the lead-in wire between led chip and the wiring board to damage for bumping to break because of the people, greatly reduce production efficiency, and production process also becomes more complicated, the increase production cost.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of and can either saves production cost, enhances productivity, and can keep the high whiteness substrate LED lamp bar of heat dispersion preferably again.
The technical solution used in the present invention is: a kind of high whiteness substrate LED lamp bar, comprise lamp holder, radiator, the led light source module, power unit and fluorescent tube, described lamp holder is installed in the two ends of fluorescent tube, power unit also is housed in the lamp holder, described led light source module is installed in the fluorescent tube after connecting radiator, and be wired to power unit, it is characterized in that: described led light source module, comprise base and led chip, described base comprises substrate and the some reflectors arranged in a straight line that have that are arranged on the substrate, the bottom of each reflector is adhesively fixed with at least one led chip by insulating cement, the upper surface of described led chip is coated with fluorescent material and glue layer, is used to install light-emitting area whiteness 〉=70 of LED on the described reflector.
Described base adopts pottery or one-body molded the firing of glass to form, and perhaps substrate is to adopt pottery or glass to make, and reflector is bonded and fixed on the substrate.
The light-emitting area whiteness that is used to install LED on the described reflector is more preferred from 〉=and 85.
Be used on the described reflector to install that the light-emitting area whiteness of LED is best is 〉=88.
The sidewall locations of described adjacent reflector is equipped with opening, forms one group of reflector of strip, also is provided with the circuit board slot on this base, and wiring board is installed in the groove, and described led chip is connected to through serial or parallel connection and draws both positive and negative polarity on the wiring board.
The below of described circuit board slot is provided with a through hole and extends base.
Described circuit board slot is positioned at the reflector at the two ends of base.
The bottom of described circuit board slot is lower than the bottom of reflector.
Described base is a strip, and reflector is circular.
Compared with prior art, the present invention has following advantage: owing to substrate and reflector adopt with pottery or glass through one-body molded fire the high whiteness LED base that forms after, can adopt prefabricated mode directly to produce base and can reduce traditional LED employing metab and the reflector layer production process of needs increase, both simplified production technology, can save production cost, help large batch of suitability for industrialized production.The inventor finds through long-term a large amount of experiment in addition, the whiteness of its base reflective surface is increased to 〉=70, can promote well and get optical efficiency, and the heat dispersion excellence; Its whiteness is 〉=88 best results if lifting is better for 〉=85 effects if promote; Because after the whiteness of base improves, the getting optical efficiency and will promote greatly of led chip, therefore can significantly reduce luminous energy is converted into heat energy loss, so its heat dispersion also will improve greatly; Good, non-conductive with its its security performance of LED lamp of making, also improve greatly non-friable service life.Adopt above-mentioned in addition with led chip and wiring board and the lead between them, all be encapsulated in the encapsulating structure of the reflector inside below glue and the fluorescent material mixed layer, can in the operation of led chip encapsulation, just can finish in a direct step, simplify production technology, can save production cost greatly.
Description of drawings
The present invention is further illustrated in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the overall structure schematic diagram of the high whiteness substrate of the present invention LED lamp bar.
Fig. 2 is the generalized section of Fig. 1.
Fig. 3 is the overall structure schematic diagram of the light source module of the high whiteness substrate of the present invention LED lamp bar.
Fig. 4 is the A-A generalized section of Fig. 3.
Fig. 5 is the structural representation of base of the light source module of the high whiteness substrate of the present invention LED lamp bar.
Fig. 6 is the B-B generalized section of Fig. 5.
The specific embodiment
The present invention will be described in detail below in conjunction with specific embodiment.
As depicted in figs. 1 and 2, it is a kind of structural representation of high whiteness substrate LED lamp bar, a kind of high whiteness substrate LED lamp bar, comprise lamp holder 100, radiator 200, led light source module 300, power unit 400 and fluorescent tube 500, described lamp holder 100 is installed in the two ends of fluorescent tube 500, power unit 400 also is housed in the lamp holder 100, after connecting radiator 200, described led light source module 300 is installed in the fluorescent tube 500, led light source module 300 also is wired to power unit 400, as shown in Figure 3 and Figure 4, led light source module 300 comprises base 10 and some led chips 20, as shown in Figure 5 and Figure 6, described base 10 comprises substrate 1 and the some reflectors arranged in a straight line 2 that have that are arranged on the substrate 1, sidewall 22 positions of adjacent reflector 2 are equipped with opening 21, therefore form one group of reflector of strip, and the bottom of the reflector at the two ends of this base 10 is respectively equipped with circuit board slot 3, the bottom of described circuit board slot 3 is lower than the bottom of reflector 2, is convenient to after wiring board is installed equal with the reflector bottom.Led chip 20 is bonded and fixed at the bottom of one group of reflector 2 of strip by insulating cement, the upper surface of described led chip 20 is coated with fluorescent material and glue layer 40, wiring board 30 is installed in the circuit board slot 3, described led chip 20 is connected on the wiring board 30 through serial or parallel connection and draws both positive and negative polarity, base described in the present embodiment is a strip, and reflector is circle.
Described base adopts pottery or one-body molded the firing of glass to form, and perhaps substrate is to adopt pottery or glass to make, and reflector is bonded and fixed on the substrate.Be used to install light-emitting area whiteness 〉=70 of LED on the described reflector, be more preferred from 〉=85, the best is 〉=88.
In addition, can also further below this circuit board slot 3, be provided with a through hole 31 and extend base in the foregoing description, supply led chip 20 after serial or parallel connection is connected on the wiring board 30, pass this through hole again and draw both positive and negative polarity usefulness, can be more convenient during the routing of led chip in process of production, all leads all are encapsulated in fluorescent material and the glue layer, better must reach purpose of the present invention.
Because traditional general whiteness of LED metab is all less than 70, therefore in actual production, need light-emitting area thereon to increase the reflector layer production process, but do like this heat dispersion of LED base is reduced greatly, and increase production process, also increase production cost.The present invention adopts the pottery or the glass base of high whiteness, according to producing the prefabricated size that processes needs of needs, both met the requirement of whiteness 〉=70, can improve heat dispersion again, adopt above-mentioned in addition with led chip and wiring board and the lead between them, all be encapsulated in the encapsulating structure of the reflector inside below glue and the fluorescent material mixed layer, can in the operation of led chip encapsulation, just can finish in a direct step, both can simplify production technology, can also save a large amount of production costs, help large batch of suitability for industrialized production, can adopt prefabricated mode directly to produce base simultaneously, production efficiency will improve greatly.
Claims (9)
1. one kind high whiteness substrate LED lamp bar, comprise lamp holder, radiator, the led light source module, power unit and fluorescent tube, described lamp holder is installed in the two ends of fluorescent tube, power unit also is housed in the lamp holder, described led light source module is installed in the fluorescent tube after connecting radiator, and be wired to power unit, it is characterized in that: described led light source module, comprise base and led chip, described base comprises substrate and the some reflectors arranged in a straight line that have that are arranged on the substrate, the bottom of each reflector is adhesively fixed with at least one led chip by insulating cement, the upper surface of described led chip is coated with fluorescent material and glue layer, is used to install light-emitting area whiteness 〉=70 of LED on the described reflector.
2. high whiteness substrate LED lamp bar according to claim 1 is characterized in that: described base adopts pottery or one-body molded the firing of glass to form, and perhaps substrate is to adopt pottery or glass to make, and reflector is bonded and fixed on the substrate.
3. high whiteness substrate LED lamp bar according to claim 1 is characterized in that: the light-emitting area whiteness that is used to install LED on the described reflector is more preferred from 〉=and 85.
4. high whiteness substrate LED lamp bar according to claim 1 is characterized in that: be used on the described reflector to install that the light-emitting area whiteness of LED is best is 〉=88.
5. high whiteness substrate LED lamp bar according to claim 1, it is characterized in that: the sidewall locations of described adjacent reflector is equipped with opening, form one group of reflector of strip, also be provided with the circuit board slot on this base, wiring board is installed in the groove, and described led chip is connected to through serial or parallel connection and draws both positive and negative polarity on the wiring board.
6. high whiteness substrate LED lamp bar according to claim 5, it is characterized in that: the below of described circuit board slot is provided with a through hole and extends base.
7. high whiteness substrate LED lamp bar according to claim 6, it is characterized in that: described circuit board slot is positioned at the reflector at the two ends of base.
8. high whiteness substrate LED lamp bar according to claim 5, it is characterized in that: the bottom of described circuit board slot is lower than the bottom of reflector.
9. high whiteness substrate LED lamp bar according to claim 1, it is characterized in that: it is characterized in that: described base is a strip, reflector is circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110266599XA CN102287671A (en) | 2011-09-09 | 2011-09-09 | Light emitting diode (LED) lamp strip for high-whiteness base plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110266599XA CN102287671A (en) | 2011-09-09 | 2011-09-09 | Light emitting diode (LED) lamp strip for high-whiteness base plate |
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| CN102287671A true CN102287671A (en) | 2011-12-21 |
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| CN201110266599XA Pending CN102287671A (en) | 2011-09-09 | 2011-09-09 | Light emitting diode (LED) lamp strip for high-whiteness base plate |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720958A (en) * | 2012-05-25 | 2012-10-10 | 苏州晶品光电科技有限公司 | Three-dimensional high-brightness light emitting diode (LED) lamp tube |
| CN104538387A (en) * | 2014-12-06 | 2015-04-22 | 广东聚科照明股份有限公司 | Full-spectrum panoramic-luminosity LED lamp filament |
| CN105757467A (en) * | 2016-04-12 | 2016-07-13 | 浙江阳光美加照明有限公司 | LED light-emitting lamp bar as well as LED filament bulb lamp and LED lamp tube using same |
Citations (3)
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| US5235973A (en) * | 1991-05-15 | 1993-08-17 | Gary Levinson | Tracheal tube cuff inflation control and monitoring system |
| CN102072422A (en) * | 2010-09-30 | 2011-05-25 | 福建省万邦光电科技有限公司 | Packaging structure of high-power LED (light emitting diode) light source module |
| CN201964243U (en) * | 2010-12-09 | 2011-09-07 | 李乃应 | Light-emitting diode (LED) street lamp |
-
2011
- 2011-09-09 CN CN201110266599XA patent/CN102287671A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5235973A (en) * | 1991-05-15 | 1993-08-17 | Gary Levinson | Tracheal tube cuff inflation control and monitoring system |
| CN102072422A (en) * | 2010-09-30 | 2011-05-25 | 福建省万邦光电科技有限公司 | Packaging structure of high-power LED (light emitting diode) light source module |
| CN201964243U (en) * | 2010-12-09 | 2011-09-07 | 李乃应 | Light-emitting diode (LED) street lamp |
Non-Patent Citations (1)
| Title |
|---|
| 吴建峰等: "氧化铝陶瓷激光泵浦腔的研制", 《硅酸盐通报》, no. 5, 28 October 2003 (2003-10-28), pages 25 - 27 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720958A (en) * | 2012-05-25 | 2012-10-10 | 苏州晶品光电科技有限公司 | Three-dimensional high-brightness light emitting diode (LED) lamp tube |
| CN104538387A (en) * | 2014-12-06 | 2015-04-22 | 广东聚科照明股份有限公司 | Full-spectrum panoramic-luminosity LED lamp filament |
| CN105757467A (en) * | 2016-04-12 | 2016-07-13 | 浙江阳光美加照明有限公司 | LED light-emitting lamp bar as well as LED filament bulb lamp and LED lamp tube using same |
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Application publication date: 20111221 |