Multi-combination light-emitting LED light source

Abstract

The utility model relates to the technical field of LED light sources, and discloses a multi-combination light-emitting LED light source which comprises a substrate, a concave area is arranged on the substrate, a light-emitting area is defined by the concave area, the light-emitting area is provided with a partition dam, the partition dam divides the light-emitting area into two independently-arranged subareas, and two LED chips are arranged in each subarea. The two LED chips in the partitions are connected in series or in parallel to form a chipset, and the chipsets in the two partitions are connected in series or in parallel; a partition dam is arranged in a light-emitting area, the light-emitting area is divided into two subareas, and the two subareas are independently arranged, so that two LED chips can be independently arranged in each subarea, the two LED chips in each subarea can be connected in series or in parallel, and chip sets of the two subareas can be connected in series or in parallel, and therefore, series connection or parallel connection of a plurality of LED chips can be formed; therefore, multi-combination luminescence of the plurality of LED chips is formed.

Description

TECHNICAL FIELD

[0001] The utility model discloses a LED light source's technical field, specifically, it relates to the LED light source of multiple combination light emission. BACKGROUND

[0002] LED light source is widely used in daily life, and it includes a substrate, a light emitting area is formed on the substrate, a plurality of LED chips are arranged on the light emitting area, and the light emitted by the plurality of LED chips is irradiated outward through a fluorescent glue layer.

[0003] In the prior art, the plurality of LED chips in the light emitting area are arranged in series or in parallel, and it is difficult to form a multiple combination light emission mode, and it is difficult to combine the plurality of LED chips for light emission according to actual needs. UTILITY MODEL CONTENTS

[0004] The utility model discloses a LED light source of multiple combination light emission, which aims to solve the problem that the plurality of LED chips of the LED light source are difficult to multiple combination light emission in the prior art.

[0005] The utility model discloses a LED light source of multiple combination light emission, which aims to solve the problem that the plurality of LED chips of the LED light source are difficult to multiple combination light emission in the prior art.

[0006] Further, the outer periphery of the light emitting area has an outer peripheral side wall, the end of the partition dam is butted against the outer peripheral side wall, and the two partitions are arranged in isolation.

[0007] Further, along the height direction of the outer peripheral side wall, the outer peripheral side wall is inclined outward away from the partition.

[0008] Further, the partition dam has an inward side wall facing the partition, and along the height direction of the inward side wall, the inward side wall is inclined away from the partition.

[0009] Further, the inward side wall is provided with a plurality of groove strips and a plurality of convex rib strips, the plurality of convex rib strips and the plurality of groove strips are arranged in intervals along the length direction of the partition dam, and the convex rib strips and the groove strips are arranged in sequence and alternately; the convex rib strips and the groove strips are arranged in extension along the height direction of the partition dam and are inclined along the inward side wall.

[0010] Further, the top of the partition dam has a top surface, and the top surface is arranged in a flat shape.

[0011] Further, the color rendering index of one of the two sub-zones is RA70, and the color rendering index of the other of the two sub-zones is RA90.

[0012] Further, the two LED chips of the chip group are connected in series, and the two chip groups of the two sub-zones are connected in series.

[0013] Further, the two LED chips of the chip group are connected in parallel, and the two chip groups of the two sub-zones are connected in parallel.

[0014] Further, the light-emitting zone has a white path, and the partition dam is arranged perpendicularly to the white path.

[0015] Compared with the prior art, the multi-combination light-emitting LED light source provided by the present application has the following advantages: the light-emitting zone is divided into two sub-zones by arranging a partition dam, and the two sub-zones are independently arranged, so that two LED chips can be independently arranged in each sub-zone, the two LED chips in each sub-zone can be connected in series or in parallel, and the chip groups of the two sub-zones can be connected in series or in parallel, so that the multi-combination light-emitting of multiple LED chips can be realized. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 is a partial front view of the multi-combination light-emitting LED light source provided by the present application;

[0017] Fig. 2 is a front view of the multi-combination light-emitting LED light source provided by the present application;

[0018] Fig. 3 is a sectional view of the partition dam provided by the present application. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, and are not used to limit the present application.

[0020] The implementation of the present application will be described in detail below with reference to specific embodiments.

[0021] The same or similar reference numerals in the drawings of the embodiments correspond to the same or similar components; in the description of the utility model, it is understood that if the orientations or positional relationships indicated by terms such as 'upper', 'lower', 'left', 'right' are based on the orientations or positional relationships shown in the drawings, only for the convenience of describing the utility model and simplifying the description, and therefore the terms describing the positional relationships in the drawings are only used for exemplary illustration, and cannot be understood as a limitation on the patent, for ordinary skilled persons in the art, the specific meanings of the above terms can be understood according to the specific circumstances.

[0022] Referring to Figs. 1-3 The preferred embodiment provided by the utility model is shown in the drawings.

[0023] The LED light source of multiple combination light emission comprises a substrate 100, the substrate 100 is provided with a recessed area, the recessed area is surrounded to form a light-emitting area, the light-emitting area has a partition dam 200, the partition dam 200 divides the light-emitting area into two independently arranged subareas 101, two LED chips 300 are respectively arranged in each subarea 101, and the two LED chips 300 in the subarea 101 are connected in series or parallel to form a chip group, and the chip groups in the two subareas 101 are connected in series or parallel.

[0024] The LED light source of multiple combination light emission provided above, by arranging the partition dam 200 in the light-emitting area, the light-emitting area is divided into two subareas 101, and the two subareas 101 are independently arranged, so that two LED chips 300 can be independently arranged in each subarea 101, the two LED chips 300 in the subarea 101 can be connected in series or parallel, and the chip groups of the two subareas 101 can be connected in series or parallel, so that a series or parallel connection of multiple LED chips 300 can be formed, thereby forming multiple combination light emission of multiple LED chips 300.

[0025] In the embodiment, the outer periphery of the light-emitting area has an outer peripheral side wall 103, the end of the partition dam 200 is butted against the outer peripheral side wall 103, and the two subareas 101 are partitioned and arranged. In this way, the arrangement of the partition dam 200 is facilitated, and the two subareas 101 formed are curved and partitioned and arranged.

[0026] In the embodiment, along the height direction of the outer peripheral side wall 103, the outer peripheral side wall 103 is inclined outward away from the subarea 101. In this way, after part of the light emitted by the LED chip 300 is irradiated on the outer peripheral side wall 103, the light can be reflected by the outer peripheral side wall 103 and irradiated outward toward the light-emitting area.

[0027] In the embodiment, the partition dam 200 has an inward-facing side wall 201 facing the sub-area 101, and the inward-facing side wall 201 is arranged to be inclined away from the sub-area 101 along the height direction of the inward-facing side wall 201. In this way, part of the light emitted by the LED chip 300 in the sub-area 101 is irradiated on the inward-facing side wall 201, and then is reflected by the inward-facing side wall 201 and irradiated outwardly away from the sub-area 101, greatly improving the light efficiency of the LED light source.

[0028] In the embodiment, the inward-facing side wall 201 is provided with a plurality of groove strips 203 and a plurality of ridge strips 204, the plurality of ridge strips 204 and the plurality of groove strips 203 are arranged in the length direction of the partition dam 200, and the ridge strips 204 and the groove strips 203 are arranged in sequence and alternately; the ridge strips 204 and the groove strips 203 are arranged to extend along the height direction of the partition dam 200 and to be inclined along the inward-facing side wall 201.

[0029] By forming the plurality of ridge strips 204 and the plurality of groove strips 203 on the inward-facing side wall 201, the area of the inward-facing side wall 201 is increased, the light irradiated on the inward-facing side wall 201 can be reflected in multiple directions, the reflection of the light is greatly improved, and the light efficiency of the LED light source is greatly improved.

[0030] In the embodiment, the top of the partition dam 200 has a top surface 202, and the top surface 202 is arranged in a flat shape, so as to facilitate the arrangement of the partition dam 200.

[0031] In the embodiment, the color rendering index of the LED chip 300 of one sub-area 101 is RA70, and the color rendering index of the LED chip 300 of another sub-area 101 is RA90. In this way, the color rendering index of the entire LED light source can be RA80, so as to improve the light efficiency of the LED light source on the basis of realizing the color rendering index of RA80.

[0032] In the embodiment, the two LED chips 300 of the chip group are connected in series, and the chip groups of the two sub-areas 101 are connected in series. In this way, when the rated voltage of the LED chip is 3V, it is equivalent to that four LED chips 300 are connected in series, and 12V power supply is realized.

[0033] In the embodiment, the two LED chips 300 of the chip group are connected in parallel, and the chip groups of the two sub-areas 101 are connected in parallel. In this way, when the rated voltage of the LED chip is 3V, it is equivalent to that four LED chips 300 are arranged in parallel, and 3V power supply is realized.

[0034] Alternatively, the four LED chips 300 can be connected in series or in parallel in multiple ways, so as to realize the effect of different voltage power supply.

[0035] In the embodiment, the white track 102 is arranged in the light-emitting area, and the partition dam 200 is arranged vertically to the white track 102, so that the partition dam 200 is arranged conveniently, and the two sub-areas 101 and the series or parallel arrangement of the two LED chips 300 in each sub-area 101 are arranged conveniently.

[0036] The above merely describes the preferred embodiment of the present application, and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. LED light source for multiple combined light emission, characterized in that The application relates to a substrate provided with a recessed area, the recessed area surrounds a light-emitting area, the light-emitting area is provided with a partition dam, the partition dam divides the light-emitting area into two independently arranged subareas, two LED chips are arranged in each of the subareas, the two LED chips in the subareas are connected in series or in parallel to form a chip group, and the chip groups in the two subareas are connected in series or in parallel.

2. The multi-combined light emitting LED light source of claim 1, wherein, The outer periphery of the light-emitting area is provided with an outer peripheral sidewall, the end of the partition dam is butted against the outer peripheral sidewall, and the two subareas are arranged in partition.

3. The multi-combined light emitting LED light source of claim 2, wherein, The outer peripheral sidewall is arranged to be inclined outwardly away from the subarea along the height direction of the outer peripheral sidewall.

4. Multi-combined light emitting LED light source according to any of the claims 1 to 3, characterized in that, The partition dam is provided with an inward sidewall facing the subarea, and the inward sidewall is arranged to be inclined away from the subarea along the height direction of the inward sidewall.

5. The multi-combined light emitting LED light source of claim 4, wherein, The inward sidewall is provided with a plurality of groove strips and a plurality of convex rib strips, the plurality of convex rib strips and the plurality of groove strips are arranged at intervals along the length direction of the partition dam, and the convex rib strips and the groove strips are arranged in sequence and alternately; the convex rib strips and the groove strips are arranged to extend along the height direction of the partition dam and are arranged to be inclined along the inward sidewall.

6. The multi-combined light emitting LED light source of claim 4, wherein, The top of the partition dam is provided with a top surface, and the top surface is arranged to be flat.

7. Multi-combined light emitting LED light source according to any of the claims 1 to 3, characterized in that, The color rendering index of the LED chip in one of the subareas is RA70, and the color rendering index of the LED chip in the other subarea is RA90.

8. Multi-combined light emitting LED light source according to any of the claims 1 to 3, characterized in that, The two LED chips of the chip group are connected in series, and the chip groups of the two subareas are connected in series.

9. Multi-combined light emitting LED light source according to any of the claims 1 to 3, characterized in that, The two LED chips of the chip group are connected in parallel, and the chip groups of the two subareas are connected in parallel.

10. Multi-combined light emitting LED light source according to any of the claims 1 to 3, characterized in that, The light-emitting area is provided with a white track, and the partition dam is arranged perpendicularly to the white track.

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