CN213599130U - Novel chip-level RGBLED (red, green and blue light emitting diode) soft lamp strip - Google Patents

Abstract

The utility model discloses a novel soft lamp strip of chip level RGB LED, including FPC soft lamp board, pad group and RGB luminescence unit, pad group sets up on FPC soft lamp board, RGB luminescence unit welds on pad group, RGB luminescence unit includes the luminous body of these three kinds of colours of ruddiness luminous body, green glow luminous body and blue light luminous body at least, and parallel arrangement is controlled evenly to the luminous body of these three kinds of colours, comprises by luminous chip and the fluorescent glue that covers on luminous chip. The light-emitting chip is welded on the pad group on the FPC (flexible printed circuit) flexible lamp panel, and fluorescent glue with different colors is directly covered on the light-emitting chip, so that three primary colors are obtained; secondly, the problem of lamp death caused by humid environment of the lamp beads is solved, and the lamp beads are better in consistency, high in luminous efficiency, low in thermal resistance and good in weather resistance.

Description

Novel chip-level RGBLED (red, green and blue light emitting diode) soft lamp strip

Technical Field

The utility model belongs to the technical field of the lighting technology and specifically relates to a novel soft lamp strip of chip level RGB LED is related to.

Background

In the prior art, a packaging structure of a lamp bead on an LED flexible lamp strip basically fixes a chip by using a support, then welds and conducts the positive and negative electrodes of the chip and the support by using bonding wires, and then encapsulates the chip by pouring glue, thereby obtaining a complete LED lamp bead; the process has obvious defects, namely, the process is troublesome and the cost is increased; secondly, the lamp beads are easily affected by external environment and are easily affected by damp; the packaging is large, the bending resistance is poor, the lamp beads are easy to damage and generate light spots, the effective space application of the lamp strip is reduced, the lamp strip is limited to achieve higher lighting effect, and improvement is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a small, luminous angle is big, the uniformity is good, high light efficiency, the thermal resistance is low, the soft lamp strip of novel chip level RGB LED that adaptive capacity is strong.

The utility model provides a technical scheme does: the utility model provides a novel soft lamp strip of chip level RGB LED, includes FPC soft lamp board, pad group and RGB luminescence unit, pad group sets up on FPC soft lamp board, RGB luminescence unit welds on pad group, RGB luminescence unit includes the luminous body of these three kinds of colours of ruddiness luminous body, green glow luminous body and blue light luminous body at least, and parallel arrangement is controlled uniformly to the luminous body of these three kinds of colours, comprises by luminous chip and the fluorescent glue that covers on luminous chip.

The bonding pad group comprises red light bonding pads, green light bonding pads and blue light bonding pads which are arranged in parallel, and the bonding pads of the same color in the adjacent bonding pad group are electrically connected in sequence through conducting wires in the FPC soft lamp panel.

Wherein, the size of the light-emitting chip is 9 x 22 mil.

The LED soft lamp strip further comprises a PET anti-pulling piece, a front transparent insulating outer skin, a back and a side insulating outer skin, and the FPC soft lamp board is arranged between the PET anti-pulling piece and the front transparent insulating outer skin.

The LED flexible light bar further comprises a light bar connector, the light bar connector comprises an electric connecting insertion sheet, a pull-proof bottom shell and a light bar positioner, the electric connecting insertion sheet is used for electrically connecting two LED flexible light bars, the head ends of the two LED flexible light bars and the electric connecting insertion sheet are clamped together into the pull-proof bottom shell, a first reverse buckle is arranged on the inner side face of the pull-proof bottom shell and used for preventing the head ends of the LED flexible light bars from sliding out and preventing the bottom shell from being pulled, the light bar positioner is annular, a buckling hole is formed in the side face of the light bar positioner, a second reverse buckle is arranged at the position corresponding to the outer side face of the pull-proof bottom shell, and the light bar positioner is.

Wherein, prevent drawing the drain pan and be the vertical bar shape, the electricity is connected the inserted sheet and also is the vertical bar shape for connect the soft lamp strip of two parallel LED that directly link.

Wherein, the inserted sheet is connected for the phosphorus copper electricity, prevent drawing the drain pan and make for fire prevention PC material, lamp strip locator is made for transparent PC material.

The utility model has the advantages that: the novel chip-level RGB LED flexible light bar is characterized in that a light emitting chip is welded on a pad group on an FPC flexible light board, and fluorescent glue with different colors is directly covered on the light emitting chip, so that three primary colors are obtained; secondly, the problem of lamp death caused by humid environment of the lamp beads is solved, and the lamp beads are better in consistency, high in luminous efficiency, low in thermal resistance and good in weather resistance.

Drawings

Fig. 1 is a schematic diagram of the fit relationship between the flexible lamp panel of the FPC and the RGB light-emitting units in the novel chip-level RGB LED flexible lamp strip of the present invention;

fig. 2 is a schematic cross-sectional view of an embodiment of the novel chip-scale RGB LED flexible light bar of the present invention;

fig. 3 is a schematic diagram of a first step of the assembly operation of the novel chip-scale RGB LED flexible light bar of the present invention;

fig. 4 is a schematic diagram of a second step of the assembly operation of the novel chip-scale RGB LED flexible light bar of the present invention;

fig. 5 is a schematic diagram of a third step of the assembly operation of the novel chip-scale RGB LED flexible light bar of the present invention;

fig. 6 is the novel chip level RGB LED flexible light bar embodiment is assembled and completed.

The method comprises the following steps of 1, LED soft lamp strips; 11. an RGB light emitting unit; 111. a light emitting chip; 112. fluorescent glue; 12. a FPC soft lamp panel; 121. a pad group; 13. a PET anti-pull tab; 14. a transparent insulating outer skin on the front side; 15. back and side insulating skins; 2. the inserting sheet is electrically connected; 3. a pull-proof bottom shell; 31. a first reverse buckle; 32. a second reverse buckle; 4. a light bar locator; 41. and (6) buckling holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below 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.

As the utility model discloses a novel soft lamp strip embodiment of chip level RGB LED, as shown in fig. 1 to fig. 6, including FPC soft lamp board 12, pad group (not shown, by RGB luminescence unit cover) and RGB luminescence unit 11, pad group sets up on FPC soft lamp board 12, RGB luminescence unit 11 welds on pad group, RGB luminescence unit 11 includes the luminous body of these three kinds of colours of ruddiness luminous body, green glow body and blue light luminous body at least, and parallel arrangement is controlled uniformly to the luminous body of these three kinds of colours, comprises by luminous chip 111 and the fluorescent glue 112 that covers on luminous chip 111.

Generally, the blue light-emitting body is a chip natural color light, the red light-emitting body is a light-emitting chip covered with red phosphor, and the green light-emitting body is a light-emitting chip covered with green phosphor to form a basic color.

In this embodiment, the pad group includes red light pad, green light pad and blue light pad that parallel arrangement, and the same colour's in the adjacent pad group pad passes through the wire in the FPC soft light board and electrically connects in order. So that all lights of the same color are connected in series.

In this embodiment, the size of the light emitting chip 111 is 9 × 22 mil.

The novel chip-level RGB LED flexible light bar is characterized in that a light emitting chip 111 is welded on a pad group on an FPC flexible light board 11, and fluorescent glue 112 with different colors is directly covered on the light emitting chip 111, so that three primary colors are obtained; secondly, the problem of lamp death caused by humid environment of the lamp beads is solved, the lamp beads are better in consistency, high in luminous efficiency, low in thermal resistance and good in weather resistance, and the appearance is more attractive.

In this embodiment, as shown in fig. 2, the LED flexible light bar 1 further includes a PET anti-pulling sheet 13, a front transparent insulating outer skin 14, and a back and side insulating outer skin 15, and the FPC flexible light board 12 is disposed between the PET anti-pulling sheet 13 and the front transparent insulating outer skin 14. Typically extrusion, also known as extruded light bars.

In this embodiment, the soft lamp strip of LED still includes the lamp strip connector, and the lamp strip connector includes electric connection inserted sheet 2, prevents drawing drain pan 3 and lamp strip locator 4, electric connection inserted sheet 2 is used for the electric connection two soft lamp strip 1 of LED, and the head end of two soft lamp strip 1 of LED is gone into with electric connection inserted sheet 2 and is prevented drawing in the drain pan 3, prevent drawing the drain pan 3 medial surface and being equipped with first back-off 31 for prevent that the 1 head end roll-off of the soft lamp strip of LED from preventing drawing the drain pan 3, lamp strip locator 4 is cyclic annular, and the side is equipped with detains hole 41, prevent drawing the drain pan 3 lateral surface and correspond the position and be equipped with second back-off 32, lamp strip locator 4 covers establishes on preventing drawing the drain pan 3, just second back-off 32 is detain.

The light bar connector can be installed in a DIY mode according to requirements, as shown in the figures 3 to 6, when the light bar connector is installed, the electric connection inserting sheet 2 is firstly inserted between the FPC flexible lamp board 12 and the PET anti-pulling sheet 13 of the LED flexible lamp bar 1, and the electric connection inserting sheet 2 is fully contacted with a welding pad on the back of the FPC flexible lamp board 12; insert the back and put into with LED soft lamp strip 1 together and prevent drawing in the drain pan 3, the medial surface of preventing drawing in the drain pan 3 is equipped with first back-off 31, be used for preventing that the soft lamp strip 1 head end roll-off of LED prevents drawing in the drain pan 3, establish 4 covers of lamp strip locator on preventing drawing in the drain pan 3 at last, and make second back-off 32 buckle in the knot hole 41, accomplish the installation, the surface friction between lamp strip locator 4 and the soft lamp strip of LED, also can effectively prevent the soft lamp strip 1 head end roll-off of LED, prevent violently dragging and can reach more than 60 cattle, exempt from to weld and exempt from the screw, high durability and convenient installation, the assembly back dependable performance, prevent dragging widely, and the outward appearance is pleasing to.

In this embodiment, prevent drawing drain pan 3 and be the straight bar shape, electric connection inserted sheet 2 also is the straight bar shape for connect the soft lamp strip 1 of two parallel direct connections's LED.

In this embodiment, the electrical connection insert 2 is a phosphor copper electrical connection insert; the anti-pull bottom case 3 is made of fireproof PC materials; the lamp strip locator 4 is made for transparent PC material, and the outward appearance is beautiful, does not influence the light-emitting.

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

Claims (7)

1. The utility model provides a novel soft lamp strip of chip level RGB LED, its characterized in that, includes FPC soft lamp board, pad group and RGB luminescence unit, pad group sets up on FPC soft lamp board, RGB luminescence unit welds on pad group, RGB luminescence unit includes the luminous body of these three kinds of colours of ruddiness luminous body, green glow luminous body and blue light luminous body at least, and the luminous body of these three kinds of colours controls parallel arrangement uniformly, comprises luminous chip and the fluorescent glue that covers on luminous chip.

2. The novel chip-scale RGB LED flexible light bar as claimed in claim 1, wherein the bonding pad groups comprise red bonding pads, green bonding pads and blue bonding pads which are arranged in parallel, and the bonding pads of the same color in adjacent bonding pad groups are electrically connected in sequence through wires in the FPC flexible light board.

3. The novel chip scale RGB LED soft light bar of claim 1, wherein the light emitting chip size is 9 x 22 mil.

4. The novel chip-scale RGB LED flexible light bar of claim 1, wherein the LED flexible light bar further comprises a PET anti-pulling piece, a front transparent insulating outer skin, and a back and side insulating outer skin, and the FPC flexible light bar is arranged between the PET anti-pulling piece and the front transparent insulating outer skin.

5. The novel chip-level RGB LED flexible light bar according to claim 4, characterized in that, the LED flexible light bar further comprises a light bar connector, the light bar connector comprises an electric connection insertion sheet, a pulling-proof bottom case and a light bar positioner, the electric connection insertion sheet is used for electrically connecting two LED flexible light bars, the head ends of the two LED flexible light bars and the electric connection insertion sheet are clamped into the pulling-proof bottom case together, a first reverse buckle is arranged on the inner side surface of the pulling-proof bottom case and used for preventing the LED flexible head end light bar from sliding out of the pulling-proof bottom case, the light bar positioner is annular, a buckling hole is formed in the side surface of the light bar positioner, a second reverse buckle is arranged at the corresponding position of the outer side surface of the pulling-proof bottom case, the light bar positioner is.

6. The novel chip-scale RGB LED flexible light bar of claim 5, wherein the anti-drawing bottom case is a straight bar, and the electrical connection insertion sheet is also a straight bar for connecting two parallel and directly connected LED flexible light bars.

7. The novel chip-scale RGB LED flexible light bar of claim 5, wherein the electrical connection insert is a phosphor-copper electrical connection insert, the anti-draw bottom case is made of fireproof PC material, and the light bar positioning device is made of transparent PC material.

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