CN210778598U - Single-color multi-color flip-chip lamp strip - Google Patents

Abstract

The utility model discloses a monochromatic polychrome flip-chip lamp strip, be in including lamp strip and flip-chip a plurality of wafer that distributes along the extending direction of lamp strip on the lamp strip, it corresponds to be equipped with a plurality of on the lamp strip the wafer position of predetermineeing of wafer, the both ends of lamp strip are equipped with the wiring pad, be equipped with the circuit board in the lamp strip, be equipped with a plurality of on the circuit board and correspond the resistance of wafer, the input of circuit board with the wiring pad is connected, the output of circuit board with a plurality of wafer is connected, a plurality of wafer upper cover is equipped with the fluorescent glue. The utility model provides a pair of monochromatic polychrome flip-chip lamp strip helps improving production efficiency, reduces production process flow, makes luminous more even, and luminous angle is bigger, more can help the radiating monochromatic polychrome flip-chip lamp strip of wafer.

Description

Single-color multi-color flip-chip lamp strip

Technical Field

The utility model relates to a LED lamp strip field, concretely relates to monochromatic polychrome flip-chip lamp strip.

Background

With the improvement of living standard of people, the mature development of LED lighting technology and the continuous perfect pursuit of light of people, higher requirements are put forward, and the light only continuously progresses and continuously develops forward.

When the front lamp strip emits light, the light beads are attached to the circuit board, the emitted light is one, the color difference and the uniformity are poor, and the size is relatively large. The lamp beads are attached to the circuit board, so that the process flow is relatively large, the process is complex, the used materials are large, the cost is relatively high, and the efficiency is relatively low. Under the current situation, the problems of chromatic aberration and uneven light color are solved, the production efficiency is improved, the production cost is reduced, and a more durable light bar is produced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's not enough, provide one kind and help improving production efficiency, reduce production process flow, make luminous more even, luminous angle is bigger, more can help the radiating monochromatic polychrome flip-chip lamp strip of wafer.

The technical scheme of the utility model as follows:

the utility model provides a monochromatic polychrome flip-chip lamp strip, is in including lamp strip and flip-chip a plurality of wafer that distributes along the extending direction of lamp strip on the lamp strip, be equipped with a plurality of on the lamp strip and correspond the wafer position of predetermineeing, the both ends of lamp strip are equipped with the wiring pad, be equipped with the circuit board in the lamp strip, be equipped with a plurality of on the circuit board and correspond the resistance of wafer, the input of circuit board with the wiring pad is connected, the output of circuit board with a plurality of wafer is connected, a plurality of wafer upper cover is equipped with fluorescent glue.

Furthermore, the plurality of wafers are arranged in a single row and single column manner or a plurality of rows and a plurality of columns manner.

Furthermore, each row of wafer is covered with a strip of fluorescent glue.

Furthermore, the fluorescent glue is a single-section monochromatic strip-shaped glue layer.

Furthermore, the fluorescent glue is a strip-shaped glue layer formed by a plurality of sections of glue sections with different colors.

Furthermore, welding spots are arranged at two ends of the wafer, and the welding spots at the two ends of the wafer are fixedly arranged on the preset wafer position through soldering paste.

Furthermore, the plurality of wafers, the resistors and the circuit board are connected in series and then connected in parallel.

Furthermore, a plurality of shearing openings and connecting plate openings are formed in the two sides of the lamp strip.

Furthermore, the lamp strip is a soft lamp strip or a hard lamp strip.

Further, the voltage of the lamp strip is 3V-220V.

Compared with the prior art, the beneficial effects of the utility model reside in that:

(1) the wafer is small, the wafer is pasted on the light bar by using the solder paste, and the light bar can be bent by using the soft light bar, so that the use is wide;

(2) the wafer is directly attached to the light bar, so that heat dissipation is facilitated, and the service life of the wafer is prolonged;

(3) the light emitting angle of a light bar in the market at present is 120 degrees, a wafer is directly attached to the light bar, and the light emitting angle can reach 180 degrees, and if a transparent light bar plate is adopted, the light emitting angle can reach 360 degrees;

(4) the existing method is that a piece of glue is covered on a light bar, so that the light color is uniform, and the method can achieve the aim of no color difference;

(5) the link of lamp beads is saved, and the wafer is directly pasted on the plate, so that the wafer can be thinner;

(6) multiple uniform light colors can be made on one light bar;

(7) the production efficiency is improved, and the production cost is reduced;

(8) the light color is uniform, and the dazzling degree of the light bar is further improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is one of the schematic structural diagrams of a monochromatic multicolor flip-chip light bar provided by the present invention;

fig. 2 is a second schematic structural view of a monochromatic multicolor flip-chip light bar provided by the present invention;

fig. 3 is the third schematic view of the structure of a monochromatic multicolor flip-chip light bar provided by the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In order to explain the technical solution of the present invention, the following description is made by using specific examples.

Examples

Referring to fig. 1, 2 and 3, the present invention provides a monochromatic multicolor flip-chip light bar, which includes a light bar 1 and a plurality of chips 2 flip-chip mounted on the light bar 1 and distributed along the extending direction of the light bar, the number of the chips 2 can be set as required, the light bar 1 is provided with a plurality of preset chip positions corresponding to the chips 2, two ends of the chips 2 are provided with solder joints, the solder joints at two ends of the chips 2 are fixed on the preset chip positions, two ends of the light bar 1 are provided with wiring pads 3, the light bar 1 is provided with a circuit board, the circuit board has no fixed form and can be designed as required, the circuit board is provided with a plurality of resistors 4 corresponding to the chips 2, the input end of the circuit board is connected with the wiring pads 3, the output end of the circuit board is connected with the chips 2, the chips 2 are covered with fluorescent glue 5, the fluorescent glue 5 is glue with fluorescent powder, and can also be transparent glue.

The plurality of wafers 2 may be arranged in a single row and a single column or in a plurality of rows and a plurality of columns. Each row of wafers 2 is covered with one fluorescent glue 5, and the number of the fluorescent glue 5 can be set according to the actual arrangement.

Optionally, the fluorescent glue 5 is a single-section monochromatic strip-shaped glue layer or a strip-shaped glue layer composed of a plurality of sections of glue sections with different colors. The color of red, green and blue can be made by adopting a plurality of sections of different colors.

The plurality of wafers 2, the resistor 4 and the circuit board are connected in series and then connected in parallel. The wafer 2 and the resistor 4 are connected in series and parallel by a circuit.

Wherein, the both sides of lamp strip 1 are equipped with a plurality of cuts and fishplate bar mouth 6, make things convenient for the length installation. Both ends and the middle section of lamp strip 1 all can set up wiring pad 3, and same position can set up a plurality of positive negative poles, can set up as required.

Optionally, the lamp strip 1 is a soft lamp strip or a hard lamp strip, and the hardness of the board is set according to actual requirements, preferably, the soft lamp strip is adopted, so that the lamp strip can be bent. The length and the width of lamp strip can set up according to real demand.

Optionally, the voltage of the lamp strip 1 is 3V to 220V, the voltage of the lamp strip 1 is set as required, and the voltage of the wafer 2 when the resistors 4 are connected in series enough can also be converted into the required voltage at any time.

The processing steps are as follows: the method comprises the steps of dispensing tin paste on a circuit board with a preset circuit, fixing a wafer 2 and a resistor 4 on the preset circuit, after the wafer 2 and the resistor 4 are pasted, enabling the tin paste to be completely dissolved through reflow soldering or a heating table, fixing the wafer 2 and the resistor 4 on the circuit board, and dispensing fluorescent glue or transparent glue on the circuit board in a strip shape through a glue dispenser.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides a monochromatic polychrome flip-chip lamp strip which characterized in that: including lamp strip and flip-chip a plurality of wafer that distributes along the extending direction of lamp strip on the lamp strip, it corresponds to be equipped with a plurality of on the lamp strip the wafer position of predetermineeing, the both ends of lamp strip are equipped with the wiring pad, be equipped with the circuit board in the lamp strip, be equipped with a plurality of on the circuit board and correspond the resistance of wafer, the input of circuit board with the wiring pad is connected, the output of circuit board with a plurality of wafer connection, a plurality of wafer upper cover is equipped with the fluorescent glue.

2. The monochrome multi-color flip-chip light bar of claim 1, wherein: the plurality of wafers are arranged in a single row and single column mode or a multi-row and multi-column mode.

3. The monochrome multi-color flip-chip light bar of claim 2, wherein: the upper cover of each row of the wafers is provided with a strip of fluorescent glue.

4. The monochrome multi-color flip-chip light bar of claim 1 or 3, wherein: the fluorescent glue is a single-section monochromatic strip-shaped glue layer.

5. The monochrome multi-color flip-chip light bar of claim 1 or 3, wherein: the fluorescent glue is a strip-shaped glue layer consisting of a plurality of sections of glue sections with different colors.

6. The monochrome multi-color flip-chip light bar of claim 1, wherein: welding spots are arranged at two ends of the wafer, and the welding spots at the two ends of the wafer are fixedly arranged on the preset wafer position through soldering paste.

7. The monochrome multi-color flip-chip light bar of claim 1, wherein: the plurality of wafers, the resistors and the circuit board are connected in series and then in parallel.

8. The monochrome multi-color flip-chip light bar of claim 1, wherein: and a plurality of shearing openings and plate receiving openings are formed in two sides of the lamp strip.

9. The monochrome multi-color flip-chip light bar of claim 1, wherein: the lamp strip is soft lamp strip or hard lamp strip.

10. The monochrome multi-color flip-chip light bar of claim 1, wherein: the voltage of the lamp strip is 3V-220V.

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