CN216844252U - Three-wire double-color COB lamp strip - Google Patents
Three-wire double-color COB lamp strip Download PDFInfo
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- CN216844252U CN216844252U CN202220133818.0U CN202220133818U CN216844252U CN 216844252 U CN216844252 U CN 216844252U CN 202220133818 U CN202220133818 U CN 202220133818U CN 216844252 U CN216844252 U CN 216844252U
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Abstract
The utility model discloses a three-way double-colored COB lamp area, lamp area unit including a plurality of parallel connection, lamp area unit includes the flexible line way board, the left side at flexible line way board top is equipped with a plurality of series connection's warm white light LED chip, the right side at flexible line way board top is equipped with a plurality of series connection's white light LED chip, warm white light LED chip with the white light LED chip is two rows of arranging of article font erectting, the upper surface of flexible line way board is equipped with the cover the 2400K colour temperature phosphor powder colloid of white light LED chip, the upper surface of flexible line way board is equipped with the cover the 6500K colour temperature phosphor powder colloid of warm white light LED chip, 6500K colour temperature phosphor powder colloid cladding in the outside of 2400K colour temperature phosphor powder colloid. The utility model discloses luminous colour adjustable range is big, and the colour precision of adjustment is high, and it is effectual to mix the light, and is luminous even, non-glare phenomenon, convenient to use.
Description
Technical Field
The utility model relates to a lamp area technical field, concretely relates to three-way double-colored COB lamp area.
Background
COB lamp area is a novel high-brightness high-display linear lighting lamp area, and its appearance is exquisite, and light is soft, no facula, and waterproof nature is good, adopts flip-chip packaging technology, and good heat dissipation, long service life. COB lamp area on the existing market is generally monochromatic, adjust the luminous luminance and the luminous colour in COB lamp area in lamp area through the driver, but the colour precision of adjustment is not high, the colour adjustment receives the restriction, the lamp pearl in the double-colored three-way LED lamp area on the market is arranged side by side, because there is the interval in the middle of the double-colored range, double-colored light colour mixture effect is unsatisfactory during giving out light, the LED lamp pearl of clearance arrangement, the dark space can appear in the inevitable during illumination, can not satisfy customer operation requirement, current COB lamp area still exists luminous inhomogeneous inadequately simultaneously, monochromatic light is impure, double-colored mixed light effect is unsatisfactory. Therefore, there is a need for improvements in the art to avoid the disadvantages of the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the shortcoming and not enough among the prior art, provide a simple structure, mix colours easy three-way double-colored COB lamp area.
The utility model discloses a realize through following technical scheme:
the utility model provides a three-way double-colored COB lamp area, includes a plurality of parallel connection's lamp area unit, the lamp area unit includes the flexible line way board, the left side at flexible line way board top is equipped with a plurality of series connection's warm white LED chip, the right side at flexible line way board top is equipped with a plurality of series connection's white LED chip, warm white LED chip with the setting of staggering of white LED chip, warm white LED chip with the white LED chip is the vertical two rows of arranging of article font, the upper surface of flexible line way board is equipped with the cover the 2400K colour temperature phosphor powder colloid of white LED chip, the upper surface of flexible line way board is equipped with the cover the 6500K colour temperature phosphor powder colloid of warm white LED chip, 6500K colour temperature phosphor powder colloid cladding in the outside of 2400K colour temperature phosphor powder colloid, when only bright white light, the light color that sees through is about 6500K white light, after the 6500K color temperature fluorescent powder colloid covers the 2400K color temperature fluorescent powder colloid, the color temperature of original warm light 2400K is changed due to the covering and mixing of the color temperature of the white light 6500K, so that the luminous color of the warm light is changed to about 3000K, and the neutral color temperature is about 4000K when the white light and the warm light of the three-line double-color COB lamp strip are simultaneously subjected to mixed luminescence.
Furthermore, a warm white light chip cathode connecting circuit, a white light chip cathode connecting circuit and a chip anode connecting circuit are arranged in the flexible circuit board.
Furthermore, a plurality of chip resistors which are respectively connected with the warm white light LED chip and the white light LED chip in series are arranged on the flexible circuit board, and the chip resistors are arranged on the left side of the flexible circuit board.
Further, the 2400K color temperature fluorescent powder colloid and the 6500K color temperature fluorescent powder colloid are all fully distributed with fluorescent powder particles and light diffusion powder particles.
Further, the left sides at both ends of the flexible circuit board are both provided with positive electrode bonding pads, and the right sides at both ends of the flexible circuit board are both provided with warm white light negative electrode bonding pads and white light negative electrode bonding pads.
Further, the top of the 2400K color temperature fluorescent powder colloid is provided with a 2400K color temperature fluorescent powder colloid arc surface, the inner side of the 6500K color temperature fluorescent powder colloid is provided with a 6500K color temperature fluorescent powder colloid inner arc surface matched with the 2400K color temperature fluorescent powder colloid arc surface, and the top of the 6500K color temperature fluorescent powder colloid is provided with a 6500K color temperature fluorescent powder colloid outer arc surface.
Further, the 2400K color temperature fluorescent powder colloid is formed after the surface is cured through primary glue dripping and drying, and the 6500K color temperature fluorescent powder colloid is formed through secondary glue dripping and covering the 2400K color temperature fluorescent powder colloid.
Further, the flexible circuit board is an FPC (flexible printed circuit) flexible circuit board, and the warm white LED chip and the white LED chip are flip LED chips with the wave band of 450 nm-455 nm.
Furthermore, the bottom surface of the flexible circuit board is provided with a double-sided adhesive tape.
Further, a cutting mark is arranged between the lamp strip units.
Compared with the prior art, the utility model has the advantages that the left side of the top of the flexible circuit board is provided with a plurality of warm white LED chips connected in series, the right side of the top of the flexible circuit board is provided with a plurality of white LED chips connected in series, the warm white LED chips and the white LED chips are arranged in two rows in a triangle shape, so that the COB lamp strip can emit light uniformly without dark space during lighting, can be used for independent warm white lighting or white lighting, or can be used for neutral natural lighting by mixed light of warm white color and white color, the use requirements of customers are met, 2400K color temperature fluorescent powder colloid covering the white LED chips is arranged on the upper surface of the flexible circuit board, 6500K color temperature fluorescent powder colloid covering the warm white LED chips is arranged on the upper surface of the flexible circuit board, the 6500K color temperature fluorescent powder colloid is coated on the outer side of the 2400K color temperature fluorescent powder colloid, so that the adjustable range of the light emitting color of the COB lamp strip is large, the color precision of adjustment is high, and the mixed light is effectual, and the color adjustment receives the restriction little, and light is soft simultaneously, does not have the facula, and good heat dissipation is luminous even.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural view of the flexible circuit board of the present invention;
fig. 2 is the utility model discloses the cross section structure schematic diagram in three-way double-colored COB lamp area.
In the figure: 1-a flexible circuit board; 2-warm white light LED chips; 3-white light LED chip; 4-2400K color temperature fluorescent powder colloid; 5-6500K color temperature fluorescent powder colloid; 6-chip resistor; 7-positive electrode pad; 8-warm white light cathode pad; 9-white light cathode pad; a 10-2400K color temperature fluorescent powder colloid arc surface; an outer arc surface of the 11-6500K color temperature fluorescent powder colloid; 12-double sided tape; 13-cutting the mark.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model discloses a three-wire double-color COB lamp strip as shown in figures 1 to 2, which comprises a plurality of lamp strip units connected in parallel, wherein each lamp strip unit comprises a flexible circuit board 1, a plurality of warm white LED chips 2 connected in series are arranged on the left side of the top of the flexible circuit board 1, a plurality of white LED chips 3 connected in series are arranged on the right side of the top of the flexible circuit board 1, the warm white LED chips 2 and the white LED chips 3 are arranged in a staggered manner, the warm white LED chips 2 and the white LED chips 3 are arranged in a delta-shaped vertical two-row manner, 2400K color temperature fluorescent powder colloid 4 covering the white LED chips 3 is arranged on the upper surface of the flexible circuit board 1, 6500K color temperature fluorescent powder colloid 5 covering the warm white LED chips 2 is arranged on the upper surface of the flexible circuit board 1, the 6500K color temperature fluorescent powder colloid 5 is coated on the outer side of the K color temperature fluorescent powder colloid 4, when only white light is on, the transmitted light is about 6500K white light, after the 6500K color temperature fluorescent powder colloid covers the 2400K color temperature fluorescent powder colloid, the color temperature of original warm light 2400K is changed due to the covering and mixing of the color temperature of the white light 6500K, so that the luminous color of the warm light is changed to about 3000K, and the neutral color temperature is about 4000K when the white light and the warm light of the three-line double-color COB lamp strip are simultaneously subjected to mixed light emission. The left side of the top of the flexible circuit board 1 is provided with a plurality of warm white LED chips 2 connected in series, the right side of the top of the flexible circuit board 1 is provided with a plurality of white LED chips 3 connected in series, the warm white LED chips 2 and the white LED chips 3 are arranged in two rows in a triangle shape, so that the COB lamp strip can emit light uniformly without dark space during lighting, can be used for independent warm white lighting or white lighting, and can also be used for neutral natural lighting by mixing warm white color with white color, thereby meeting the use requirements of customers, the upper surface of the flexible circuit board 1 is provided with a 2400K color temperature fluorescent powder colloid 4 covering the white LED chips 3, the upper surface of the flexible circuit board 1 is provided with a 6500K color temperature fluorescent powder colloid 5 covering the warm white LED chips 2, the 6500K color temperature fluorescent powder colloid 5 is coated on the outer side of the K color temperature fluorescent powder colloid 4, so that the adjustable range of the light color of the COB lamp strip is large, the color precision of adjustment is high, and the mixed light is effectual, and the color adjustment receives the restriction little, and light is soft simultaneously, does not have the facula, and good heat dissipation is luminous even.
The flexible circuit board 1 is internally provided with a warm white light chip cathode connecting circuit, a white light chip cathode connecting circuit and a chip anode connecting circuit, the circuit board is a three-wire circuit, two bicolor cathodes are added to the anode, when the bicolor is electrified all the way, corresponding color light is emitted, the electrified warm white light and the white light emit light simultaneously to become neutral 4000K color temperature, and one lamp strip has the functions of brightening the white light, warming the light and the neutral light.
The flexible circuit board 1 is provided with a plurality of chip resistors 6 which are respectively connected with the warm white LED chip 2 and the white LED chip 3 in series, the chip resistors 6 are arranged on the left side of the flexible circuit board 1, the illumination of the warm white LED chip 2 and the white LED chip 3 is not influenced, and dark areas can not appear during illumination.
Fluorescent powder particles and light diffusion powder particles are uniformly distributed in the 2400K color temperature fluorescent powder colloid 4 and the 6500K color temperature fluorescent powder colloid 5, so that the lamp strip can emit light more uniformly, glare can be effectively prevented, fluorescent powder particles with different colors are distributed in the 2400K color temperature fluorescent powder colloid 4 and the 6500K color temperature fluorescent powder colloid 5, so that the 2400K color temperature fluorescent powder colloid 4 and the 6500K color temperature fluorescent powder colloid 5 change different color temperatures, and the three-color lamp strip with white light 6000K color temperature, warm light 3000K color temperature and neutral light 4000K color temperature is manufactured by adjusting double-color colloid.
The left sides at 1 both ends of flexible line way board all are equipped with anodal pad 7, and the right side at 1 both ends of flexible line way board all is equipped with warm white light negative pole pad 8 and white light negative pole pad 9, does benefit to the wiring connection in lamp area.
The top of the 2400K color temperature fluorescent powder colloid 4 is provided with a 2400K color temperature fluorescent powder colloid arc surface 10, the inner side of the 6500K color temperature fluorescent powder colloid 5 is provided with a 6500K color temperature fluorescent powder colloid arc surface matched with the 2400K color temperature fluorescent powder colloid arc surface 12, the reflection and refraction effects of light between the 2400K color temperature fluorescent powder colloid 4 and the 6500K color temperature fluorescent powder colloid 5 are improved, light is more uniformly emitted, the top of the 6500K color temperature fluorescent powder colloid is provided with a 6500K color temperature fluorescent powder colloid outer arc surface 11, and light is more uniformly emitted.
The 2400K color temperature fluorescent powder colloid 4 is formed after being dried and surface cured through primary glue dripping, the 6500K color temperature fluorescent powder colloid 5 is formed by secondary glue dripping and covering the 2400K color temperature fluorescent powder colloid, the glue dripping is completed for the second time, and the manufactured three-line double-color COB lamp strip is stable in structure and stable in performance.
The flexible circuit board 1 is an FPC flexible circuit board, the FPC flexible circuit board has the advantages of good flexibility, heat dissipation performance and weldability, easiness in assembling and connecting, high wiring density, lower comprehensive cost and the like, the warm white light LED chip 2 and the white light LED chip 3 are flip LED chips with the wave bands of 450 nm-455 nm, and the connection process of the flip LED chips is simpler.
The bottom surface of the flexible circuit board 1 is provided with the double faced adhesive tape 12 which is directly pasted on the surface of the lamp body during installation, and the use is simple.
And a cutting mark 13 is arranged between the lamp strip units, so that the production and later maintenance of the lamp strip are facilitated.
The three-wire two-color COB lamp strip can be additionally encapsulated on the basis of the existing waterproof IP20 to reach the waterproof grade of IP65 without changing the color temperature.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a three-way double-colored COB lamp area which characterized in that: the LED lamp strip comprises a plurality of lamp strip units connected in parallel, each lamp strip unit comprises a flexible circuit board, a plurality of warm white LED chips connected in series are arranged on the left side of the top of the flexible circuit board, a plurality of white LED chips connected in series are arranged on the right side of the top of the flexible circuit board, the warm white LED chips and the white LED chips are arranged in a staggered mode, the warm white LED chips and the white LED chips are arranged in a delta-shaped vertical two-row mode, 2400K color temperature fluorescent powder colloid covering the white LED chips is arranged on the upper surface of the flexible circuit board, 6500K color temperature fluorescent powder colloid covering the warm white LED chips is arranged on the upper surface of the flexible circuit board, the 6500K color temperature fluorescent powder colloid is coated on the outer side of the 2400K color temperature fluorescent powder colloid, when only white light is emitted, the color is about 6500K white light, and after the 6500K fluorescent powder colloid covers the 2400K color temperature fluorescent powder colloid, the color temperature of original warm light 2400K is changed due to the covering and mixing of the color temperature of the white light 6500K, so that the luminous color of the warm light is changed to about 3000K, and the neutral color temperature of the three-line double-color COB lamp strip is about 4000K when the white light and the warm light are simultaneously mixed and emitted.
2. The three-wire, two-color COB light strip of claim 1, characterized in that: a warm white light chip cathode connecting circuit, a white light chip cathode connecting circuit and a chip anode connecting circuit are arranged in the flexible circuit board.
3. The three-wire, two-color COB light strip of claim 1, characterized in that: the flexible circuit board is provided with a plurality of chip resistors which are respectively connected with the warm white light LED chip and the white light LED chip in series, and the chip resistors are arranged on the left side of the flexible circuit board.
4. The three-wire, two-color COB light strip of claim 1, characterized in that: the left sides at two ends of the flexible circuit board are provided with positive pads, and the right sides at two ends of the flexible circuit board are provided with warm white negative pads and white negative pads.
5. The three-wire, two-color COB light strip of claim 1, characterized in that: the top of 2400K colour temperature phosphor powder colloid is equipped with 2400K colour temperature phosphor powder colloid arc surface, the inboard of 6500K colour temperature phosphor powder colloid be equipped with 6500K colour temperature phosphor powder colloid internal arc surface of 2400K colour temperature phosphor powder colloid looks adaptation, the top of 6500K colour temperature phosphor powder colloid is equipped with 6500K colour temperature phosphor powder colloid external arc surface.
6. The three-wire, two-color COB light strip of claim 1, characterized in that: the 2400K color temperature fluorescent powder colloid is formed after the surface is cured through primary glue dripping, drying and surface curing, and the 6500K color temperature fluorescent powder colloid is formed through secondary glue dripping and covering the 2400K color temperature fluorescent powder colloid.
7. The three-wire, two-color COB light strip of claim 1, characterized in that: the flexible circuit board is an FPC flexible circuit board, and the warm white LED chip and the white LED chip are flip LED chips with the wave band of 450 nm-455 nm.
8. The three-wire, two-color COB light strip of claim 1, characterized in that: the bottom surface of the flexible circuit board is provided with a double faced adhesive tape.
9. The three-wire, two-color COB light strip of claim 1, characterized in that: and a cutting mark is arranged between the lamp belt units.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220133818.0U CN216844252U (en) | 2022-01-19 | 2022-01-19 | Three-wire double-color COB lamp strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220133818.0U CN216844252U (en) | 2022-01-19 | 2022-01-19 | Three-wire double-color COB lamp strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216844252U true CN216844252U (en) | 2022-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220133818.0U Active CN216844252U (en) | 2022-01-19 | 2022-01-19 | Three-wire double-color COB lamp strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216844252U (en) |
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2022
- 2022-01-19 CN CN202220133818.0U patent/CN216844252U/en active Active
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