CN217928340U - Multi-color LED lamp filament and bulb - Google Patents
Multi-color LED lamp filament and bulb Download PDFInfo
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- CN217928340U CN217928340U CN202222180689.3U CN202222180689U CN217928340U CN 217928340 U CN217928340 U CN 217928340U CN 202222180689 U CN202222180689 U CN 202222180689U CN 217928340 U CN217928340 U CN 217928340U
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Abstract
The utility model discloses a multicolor LED filament and a bulb, which comprises a bracket, wherein the bracket comprises a plate body and pins connected with the two ends of the plate body; the LED light source comprises a plate body, wherein a plurality of groups of LED chip groups which are parallel to each other are arranged on the plate body, each LED chip group comprises a plurality of LED chips which are sequentially connected through a wire, and two ends of each LED chip group are respectively connected to the pins on two sides through wires; the multicolor LED lamp filament and the bulb of the utility model have simple structure, and the colors of the LED chips in each group of LED chip groups are the same through a plurality of groups of mutually parallel LED chip groups, thereby ensuring uniform luminous effect; when the colors of the LED chips of each group of LED chip groups are different, the function of mixing various colors can be displayed, the light is emitted uniformly, and a better light-emitting effect is achieved; the two ends of the LED chip group are connected to the pins, so that the structure is simplified, the generation difficulty and the production cost are reduced, and the production efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of lamps, concretely relates to polychrome LED filament and bulb.
Background
With the development of filament market, the current mainstream illumination mainly adopts a single-color light source or white light with adjustable color temperature, but the color difference is single, so that the requirement of people on color change at present cannot be met. And the filaments of different colors have a little spacing, and when adjusting luminance, the colors can not be mixed completely, resulting in poor effect after mixing light, and can not meet the requirements of people.
Based on the circumstances, the utility model provides a polychrome LED filament and bulb can effectively solve more than one or multiple problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a polychrome LED filament and bulb.
The utility model discloses a following technical scheme realizes:
a multicolor LED filament comprises a support, wherein the support comprises a plate body and pins connected to two ends of the plate body; the LED packaging board is characterized in that a plurality of groups of LED chip groups which are parallel to each other are arranged on the board body, each LED chip group comprises a plurality of LED chips which are connected in sequence through wires, and the two ends of each LED chip group are respectively connected to the pins on the two sides through the wires.
Preferably, the number of the LED chip sets is 2n +1, and n is a natural number.
Preferably, the top surface of the bracket is connected with an upper fluorescent glue layer, and the bottom surface of the bracket is connected with a lower fluorescent glue layer.
Preferably, the number of the LED chip groups is 3, the LED chip group at the middle is a first LED chip group, and the LED chip groups at two sides are second LED chip groups; the color of the first LED chip group is the same as or different from that of the second LED chip group; the sizes of the LED chips in the first LED chip group and the second LED chip group are the same or different; the number of the LED chips in the first LED chip group and the second LED chip group is the same or different.
Preferably, the distances from the first LED chip group to the second LED chip groups on two sides are equal.
Preferably, the upper fluorescent glue layer comprises a first fluorescent glue layer covering the first LED chip set and a second fluorescent glue layer covering the first fluorescent glue layer.
Preferably, the number of the LED chip sets is 5, the LED chip set at the middle is a first LED chip set, the LED chip sets at two sides of the first LED chip set are second LED chip sets, and the LED chip set at the outer side of the second LED chip set is a third LED chip set; the color of the first LED chip group, the color of the second LED chip group and the color of the third LED chip group are the same or different; the chip sizes of the first LED chip group, the second LED chip group and the third LED chip group are the same or different; the number of the chips of the first LED chip group, the second LED chip group and the third LED chip group is the same or different.
Preferably, the distances from the two second LED chip groups to the first LED chip group are equal; the distance from two third LED chip groups to the adjacent second LED chip groups is also equal.
Preferably, the upper fluorescent glue layer comprises a first fluorescent glue layer covered on the first LED chip set, a second fluorescent glue layer covered outside the first fluorescent glue layer and a third fluorescent glue layer covered outside the second fluorescent glue layer.
A bulb comprises the multi-color LED filament.
Compared with the prior art, the utility model, have following advantage and beneficial effect:
the multicolor LED lamp filament and the bulb of the utility model have simple structure, and the colors of the LED chips in each group of LED chip groups are the same through a plurality of groups of mutually parallel LED chip groups, thereby ensuring uniform luminous effect; when the colors of the LED chips of each group of LED chip groups are different, the function of mixing various colors can be displayed, the light is emitted uniformly, and a better light-emitting effect is achieved; the two ends of the LED chip group are connected to the pins, so that the structure is simplified, the generation difficulty and the production cost are reduced, and the production efficiency is improved.
Drawings
Fig. 1 is a schematic top view of embodiment 1 of the present invention;
fig. 2 is a schematic sectional view of embodiment 1 of the present invention;
FIG. 3 is a schematic top view of the embodiment 1 of the present invention with the upper phosphor layer removed;
fig. 4 is a schematic sectional view of embodiment 2 of the present invention.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the following description of the preferred embodiments of the present invention is given with reference to the accompanying examples, but it should be understood that the drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
Example 1:
as shown in fig. 1 to 3, the utility model provides a multi-color LED filament, which comprises a support 1, wherein the support 1 comprises a plate body 11 and pins 12 connected to two ends of the plate body 11; the LED light source is characterized in that a plurality of parallel LED chip groups are arranged on the plate body 11, each LED chip group comprises a plurality of LED chips which are connected in sequence through wires, and two ends of each LED chip group are respectively connected to the pins 12 on two sides through the wires.
The LED chips in the LED chip groups of each group are same in color through the plurality of groups of mutually parallel LED chip groups, so that a uniform light-emitting effect is ensured; when the colors of the LED chips of each group of the LED chip groups are different, the function of mixing various colors can be displayed, the light is emitted uniformly, and a better light-emitting effect is achieved; the two ends of the LED chip group are connected to the pins 12, so that the structure is simplified, the generation difficulty and the production cost are reduced, and the production efficiency is improved.
Further, in another embodiment, the number of the LED chip sets is 2n +1, and n is a natural number.
The odd number of the LED chip groups is selected, so that the blending uniformity among multiple colors can be better ensured, and the better light emitting effect is ensured.
Further, in another embodiment, an upper phosphor layer 3 is attached to the top surface of the frame 1, and a lower phosphor layer 4 is attached to the bottom surface of the frame 1.
The upper fluorescent glue layer 3 is mainly used for adjusting the luminous color; the lower fluorescent glue layer 4 can excite the light coming out of the back of the filament, so that the LED filament has uniform light emitting color at 360 degrees; the bracket 1 can also be protected, and the service life is prolonged.
Further, in another embodiment, the number of the LED chip sets is 3, the LED chip set at the middle is a first LED chip set 21, and the LED chip sets at two sides are second LED chip sets 22; the color of the first LED chip group 21 is the same as or different from that of the second LED chip group 22; the LED chip sizes in the first LED chip group 21 and the second LED chip group 22 are the same or different; the number of the LED chips in the first LED chip group 21 and the second LED chip group 22 is the same or different.
The two second LED chip groups 22 are arranged on two sides of the first LED chip group 21, so that two colors can be fused more uniformly when light is emitted, and a better light emitting effect is ensured.
The first LED chip group 21 and the second LED chip group 22 may be turned on at the same time or may not be turned on at the same time, but the two second LED chip groups 22 must be turned on at the same time.
Further, in another embodiment, the distances from the first LED chip group 21 to the second LED chip groups 22 on both sides are equal.
The distances from the first LED chip group 21 to the second LED chip groups 22 on the two sides are controlled to be equal, so that the mixing degree of the two sides is ensured to be the same, and a better luminous effect is ensured.
Further, in another embodiment, the upper phosphor layer 3 includes a first phosphor layer 31 covering the first LED chip set 21 and a second phosphor layer 32 covering the first phosphor layer 31.
First fluorescence glue film 31 only covers on the first LED chipset 21, and second fluorescence glue film 32 covers two simultaneously on second LED chipset 22 and the first fluorescence glue film 31, ensure two the luminous effect of second LED chipset 22 is unanimous, and then guarantees the mixed effect of first LED chipset 21 both sides is unanimous, guarantees that the colour temperature of light is all about the same, plays better luminous effect.
Example 2:
as shown in fig. 4, the utility model provides a multi-color LED filament, which comprises a support 1, wherein the support 1 comprises a plate body 11 and pins 12 connected to two ends of the plate body 11; the LED light source is characterized in that a plurality of groups of parallel LED chip groups are arranged on the plate body 11, each LED chip group comprises a plurality of LED chips which are connected in sequence through wires, and the two ends of each LED chip group are respectively connected to the pins 12 on the two sides through the wires.
The utility model ensures uniform luminous effect by the plurality of groups of parallel LED chip groups, and the colors of the LED chips in each group of LED chip groups are the same; when the colors of the LED chips of each group of the LED chip groups are different, the function of mixing various colors can be displayed, the light is emitted uniformly, and a better light-emitting effect is achieved; the two ends of the LED chip group are connected to the pins 12, so that the structure is simplified, the generation difficulty and the production cost are reduced, and the production efficiency is improved.
Further, in another embodiment, the number of LED chip sets is 2n +1, and n is a natural number.
The odd number of the LED chip groups is selected, so that the blending uniformity among multiple colors can be better ensured, and the better light emitting effect is ensured.
Further, in another embodiment, an upper phosphor layer 3 is attached to the top surface of the frame 1, and a lower phosphor layer 4 is attached to the bottom surface of the frame 1.
The upper fluorescent glue layer 3 is mainly used for adjusting the luminous color; the lower fluorescent glue layer 4 can excite the light coming out of the back of the filament, so that the LED filament has uniform light emitting color at 360 degrees; the bracket 1 can also be protected, and the service life is prolonged.
Further, in another embodiment, the number of the LED chip sets is 5, the LED chip set at the middle is a first LED chip set 21, the LED chip sets at two sides of the first LED chip set 21 are second LED chip sets 22, and the LED chip set at the outer side of the second LED chip set 22 is a third LED chip set 23; the color of the first LED chip group 21, the color of the second LED chip group 22 and the color of the third LED chip group 23 are the same or different; the chip sizes of the first LED chip group 21, the second LED chip group 22 and the third LED chip group 23 are the same or different; the first LED chip group 21, the second LED chip group 22 and the third LED chip group 23 have the same or different numbers of chips.
Will two the second LED chipset 22 sets up the both sides of first LED chipset 21, and two the third LED chipset 23 sets up respectively two the outside of second LED chipset 22 ensures when luminous, and two kinds or three kinds of colours can fuse more evenly, guarantee better luminous effect.
The first LED chip group 21, the second LED chip group 22 and the third LED chip group 23 may be turned on at the same time or may not be turned on at the same time, but two of the second LED chip groups 22 or two of the third LED chip groups 23 must be turned on at the same time.
Further, in another embodiment, the distances from the two second LED chip sets 22 to the first LED chip set 21 are all equal; the distances from two third LED chip groups 23 to the adjacent second LED chip groups 22 are also equal.
And the distance between the LED chip groups is limited, so that the mixing degree of the two sides is ensured to be the same, and a better luminous effect is ensured.
Further, in another embodiment, the upper phosphor layer 3 includes a first phosphor layer 31 covering the first LED chip set 21, a second phosphor layer 32 covering the first phosphor layer 31, and a third phosphor layer 33 covering the second phosphor layer 32.
First fluorescence glue film 31 only covers on the first LED chipset 21, and second fluorescence glue film 32 covers simultaneously two on second LED chipset 22 and the first fluorescence glue film 31, third fluorescence glue film 33 covers simultaneously two on third LED chipset 23 and the second fluorescence glue film 32, ensure two second LED chipset 22 or two the luminous effect of third LED chipset is unanimous, and then guarantees the mixed effect of first LED chipset 21 both sides is unanimous, guarantees that the colour temperature of light is all about the same, plays better luminous effect.
Example 3:
a light bulb comprising the multicolor LED filament of embodiment 1 or 2.
According to the description and drawings of the present invention, those skilled in the art can easily make or use the multicolor LED lamp filament and bulb of the present invention, and can produce the positive effects described in the present invention.
Unless otherwise specified, in the present invention, if the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for the convenience of description and simplification of the description, but it does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore the terms describing the orientation or positional relationship in the present invention are only used for illustrative purposes and are not to be construed as limiting the present patent, and it is possible for a person having ordinary skill in the art to understand the specific meaning of the above terms according to the specific circumstances in conjunction with the drawings.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass both fixed and removable connections, or integral connections; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention in any form, and all the technical matters of the present invention are all within the protection scope of the present invention for any simple modification and equivalent change of the above embodiments.
Claims (10)
1. A multicolor LED filament is characterized in that: the device comprises a support (1), wherein the support (1) comprises a plate body (11) and pins (12) connected to two ends of the plate body (11); the LED light source is characterized in that a plurality of groups of LED chip groups which are parallel to each other are arranged on the plate body (11), each LED chip group comprises a plurality of LED chips which are connected in sequence through wires, and the two ends of each LED chip group are respectively connected to the pins (12) on the two sides through the wires.
2. The multicolor LED filament according to claim 1, wherein: the number of the LED chip sets is 2n +1, and n is a natural number.
3. The multicolor LED filament according to claim 1, wherein: the fluorescent lamp is characterized in that an upper fluorescent glue layer (3) is connected to the top surface of the support (1), and a lower fluorescent glue layer (4) is connected to the bottom surface of the support (1).
4. The multicolor LED filament according to claim 3, wherein: the number of the LED chip groups is 3, the LED chip group at the middle is a first LED chip group (21), and the LED chip groups at two sides are second LED chip groups (22); the color of the first LED chip group (21) and the color of the second LED chip group (22) are the same or different; the sizes of the LED chips in the first LED chip group (21) and the second LED chip group (22) are the same or different; the number of the LED chips in the first LED chip group (21) and the second LED chip group (22) is the same or different.
5. The multicolor LED filament according to claim 4, wherein: the distances from the first LED chip group (21) to the second LED chip groups (22) on two sides are equal.
6. The multicolor LED filament according to claim 5, wherein: the upper fluorescent glue layer (3) comprises a first fluorescent glue layer (31) covering the first LED chip group (21) and a second fluorescent glue layer (32) covering the outside of the first fluorescent glue layer (31).
7. The multicolor LED filament according to claim 3, wherein: the number of the LED chip groups is 5, the LED chip group at the middle is a first LED chip group (21), the LED chip groups at two sides of the first LED chip group (21) are second LED chip groups (22), and the LED chip groups at the outer side of the second LED chip groups (22) are third LED chip groups (23); the color of the first LED chip group (21), the color of the second LED chip group (22) and the color of the third LED chip group (23) are the same or different; the chip sizes of the first LED chip group (21), the second LED chip group (22) and the third LED chip group (23) are the same or different; the numbers of the chips of the first LED chip group (21), the second LED chip group (22) and the third LED chip group (23) are the same or different.
8. The multicolor LED filament according to claim 7, wherein: the distances from the two second LED chip groups (22) to the first LED chip group (21) are equal; the distance from two third LED chip groups (23) to the adjacent second LED chip groups (22) is also equal.
9. The multicolored LED filament of claim 8, characterized in that: go up fluorescence glue film (3) including cover first fluorescence glue film (31) on first LED chipset (21), cover and be in second fluorescence glue film (32) outside first fluorescence glue film (31) and cover are in third fluorescence glue film (33) in second fluorescence glue film (32) outside.
10. A light bulb, characterized by: comprising a multicolor LED filament according to any one of claims 1 to 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222180689.3U CN217928340U (en) | 2022-08-18 | 2022-08-18 | Multi-color LED lamp filament and bulb |
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Application Number | Priority Date | Filing Date | Title |
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CN202222180689.3U CN217928340U (en) | 2022-08-18 | 2022-08-18 | Multi-color LED lamp filament and bulb |
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CN217928340U true CN217928340U (en) | 2022-11-29 |
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CN202222180689.3U Active CN217928340U (en) | 2022-08-18 | 2022-08-18 | Multi-color LED lamp filament and bulb |
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