CN209839739U - Adjustable colour temperature LED filament bulb with soft filament of row's of piecing together multiple colour temperature - Google Patents
Adjustable colour temperature LED filament bulb with soft filament of row's of piecing together multiple colour temperature Download PDFInfo
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- CN209839739U CN209839739U CN201921026590.XU CN201921026590U CN209839739U CN 209839739 U CN209839739 U CN 209839739U CN 201921026590 U CN201921026590 U CN 201921026590U CN 209839739 U CN209839739 U CN 209839739U
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Abstract
The utility model relates to the technical field of lighting, in particular to a color temperature adjustable LED filament bulb with a spliced multi-color temperature soft filament, which comprises a lamp holder, a lampshade and a core column; the core column is wound with a soft filament; the soft filament comprises a flexible PCB, a first light-emitting circuit and a second light-emitting circuit; the first light-emitting circuit is covered with first fluorescent powder; the first light-emitting circuit is covered with second fluorescent powder and a third PCB; the third PCB board is provided with a power supply drive. The utility model discloses a set up soft filament to all set up first luminescent circuit and second luminescent circuit on flexible PCB board, scribble the phosphor powder of different colour temperatures on first luminescent circuit and the second luminescent circuit, thereby the luminance of controlling first luminescent circuit and second luminescent circuit respectively through power drive changes the colour temperature of the light after mixing, has replaced traditional through many filaments change colour temperature through adopting a soft filament, can save the space of ball bubble lamp.
Description
Technical Field
The utility model relates to the field of lighting technology, concretely relates to adjustable colour temperature LED filament bulb with arrange soft filament of polychrome temperature piece together.
Background
The appearance of the bulb lamp is in the shape of a spherical bulb which people have used to, and the LED filament is selected as the internal light source. The bulb lamp has the advantages of energy conservation, environmental protection, long service life and the like of the LED lamp.
The uppermost surface of the bulb lamp structure is a lampshade which is clamped on the base, the lamp holder is connected with a power supply for driving, and the LED lamp filament which emits light is the bulb lamp.
In order to achieve the purpose of adjusting color temperature, the bulb lamp in the current market is provided with a plurality of filaments with different color temperatures, so that the purpose of adjusting color temperature is achieved, but the plurality of filaments need to be placed in the bulb lamp, the space of the bulb lamp is occupied, and the cost is increased.
Disclosure of Invention
The utility model aims at the above-mentioned among the prior art not enough, provide an adjustable colour temperature LED filament bulb with piece together soft filament of many colour temperatures.
The purpose of the utility model is realized through the following technical scheme: a color temperature adjustable LED filament bulb with a spliced multi-color temperature soft filament comprises a lamp cap, a lampshade and a core column, wherein the lampshade is connected with the lamp cap, and the core column is arranged between the lamp cap and the lampshade; the core column is wound with a soft filament;
the soft filament comprises a flexible PCB board, and a first light-emitting circuit and a second light-emitting circuit which are arranged on the flexible PCB board; the first light-emitting circuit is covered with first fluorescent powder; the first light-emitting circuit is covered with second fluorescent powder; one end of the flexible PCB is provided with a first terminal connected with one end of the first light-emitting circuit and a second terminal connected with one end of the second light-emitting circuit; the other end of the flexible PCB is provided with a third terminal which is connected with the other end of the first light-emitting circuit and the other end of the second light-emitting circuit;
the core column is provided with a first guide wire connected with the first terminal, a second guide wire connected with the second terminal and a third guide wire connected with the third terminal; the adjustable color temperature lamp with the hard filament further comprises a third PCB electrically connected with the lamp holder; the third PCB is provided with a power supply drive; the first guide wire, the second guide wire and the third guide wire are respectively connected with a power supply in a driving mode.
The utility model is further configured that the first fluorescent powder is a low color temperature silica gel fluorescent powder mixture; the second fluorescent powder is a high-color-temperature silica gel fluorescent powder mixture.
The utility model is further provided that the core column comprises a horn tube and a glass tube connected with the horn tube; the soft filament is wound on the glass tube; the first guide wire, the second guide wire and the third guide wire are all arranged on the horn tube.
The utility model is further arranged that one end of the first guide wire, one end of the second guide wire and one end of the third guide wire are all connected with the third PCB; the other end of the first guide wire, the other end of the second guide wire and the other end of the third guide wire respectively penetrate through the horn tube and then are connected with the first terminal, the second terminal and the third terminal.
The utility model is further provided with a plurality of supporting frames arranged on the glass tube; the support frame is provided with a support hole; the soft filament penetrates through the support hole.
The utility model discloses further set up to, horn tube and glass pipe integrated into one piece.
The utility model discloses further set up to, the third PCB board is violently established in the lamp holder.
The utility model discloses further set up as, the lamp holder is E26 lamp holder or E27 lamp holder.
The utility model has the advantages that: the utility model discloses a set up soft filament to all set up first luminescent circuit and second luminescent circuit on flexible PCB board, scribble the phosphor powder of different colour temperatures on first luminescent circuit and the second luminescent circuit, thereby the luminance of controlling first luminescent circuit and second luminescent circuit respectively through power drive changes the colour temperature of the light after mixing, has replaced traditional through many filaments change colour temperature through adopting a soft filament, can save the space of ball bubble lamp.
Drawings
The invention is further described with the aid of the accompanying drawings, in which, however, the embodiments do not constitute any limitation to the invention, and for a person skilled in the art, other drawings can be derived from the following drawings without inventive effort.
Fig. 1 is a schematic structural view of the utility model after the lampshade is hidden;
fig. 2 is a schematic structural diagram of the core column of the present invention;
FIG. 3 is a partial enlarged view of portion A of FIG. 2;
fig. 4 is a schematic structural diagram of the soft filament of the present invention;
the reference numerals in fig. 1 to 4 illustrate:
1-a lamp holder; 2-core column; 21-a flare tube; 22-a glass tube; 3-soft filament; 31-a first light emitting circuit; 32-a second light emitting circuit; 41-a first terminal; 42-a second terminal; 42-a third terminal; 51-a first guidewire; 52-a second guidewire; 53-a third guidewire; 6-a support frame; 61-support the hole.
Detailed Description
The invention will be further described with reference to the following examples.
As can be seen from fig. 1 to 4; the color temperature adjustable LED filament bulb with the spliced multi-color temperature soft filament 3 comprises a lamp holder 1, a lampshade connected with the lamp holder 1 and a core column 2 arranged between the lamp holder 1 and the lampshade; wherein, the lamp shade is not shown in the figure; the core column 2 is wound with a soft filament 3;
the soft filament 3 comprises a flexible PCB, and a first light-emitting circuit 31 and a second light-emitting circuit 32 which are both arranged on the flexible PCB; the first light-emitting circuit 31 and the second light-emitting circuit 32 can be provided with LED lamp beads or surface mounted LEDs; the first light emitting circuit 31 is covered with first fluorescent powder; the first light emitting circuit 31 is covered with a second phosphor; one end of the flexible PCB is provided with a first terminal 41 connected with one end of the first light-emitting circuit 31 and a second terminal 42 connected with one end of the second light-emitting circuit 32; the other end of the flexible PCB is provided with a third terminal 43 which is connected to the other end of the first light emitting circuit 31 and the other end of the second light emitting circuit 32;
the stem 2 is provided with a first guide wire 51 connected with the first terminal 41, a second guide wire 52 connected with the second terminal 42 and a third guide wire 53 connected with the third terminal 43; the adjustable color temperature lamp with the hard filament further comprises a third PCB electrically connected with the lamp holder 1; the first PCB 31 is not shown, and the third PCB is provided with a power supply driver; the first guide wire 51, the second guide wire 52 and the third guide wire 53 are respectively connected with a power supply in a driving way. Wherein, the power drive is the LED power drive that current application was in the bulb. In the color temperature adjustable LED filament bulb with the spliced multi-color temperature soft filament 3, the first fluorescent powder is a low-color temperature silica gel fluorescent powder mixture; the second fluorescent powder is a high-color-temperature silica gel fluorescent powder mixture.
Specifically, in the present embodiment, by providing the soft filament 3, and disposing the first light emitting circuit 31 and the second light emitting circuit 32 on the flexible PCB, the first light emitting circuit 31 and the second light emitting circuit 32 are coated with fluorescent powders with different color temperatures, and one end of the first light emitting circuit 31 and one end of the second light emitting circuit 32 are connected to two output ends of the power supply driver through the first guide wire 51 and the second guide wire 52, respectively, and the third guide wire 53 is a common end of the first light emitting circuit 31 and the second light emitting circuit 32, and is used for enabling the first light emitting circuit 31 and the power supply driver to form a loop and enabling the second light emitting circuit 32 and the power supply driver to form a loop, so that the first light emitting circuit 31 and the second light emitting circuit 32 are connected in parallel, and the power supply driver can control the brightness of the first light emitting circuit 31 and the second light emitting circuit 32, respectively; in addition, the adjustable color temperature LED filament bulb with the spliced multi-color temperature soft filament 3 is not limited to two light emitting circuits with different color temperatures, and can also be provided with multiple light emitting circuits with different color temperatures on the flexible PCB and is connected with a power supply in a parallel connection mode in a driving mode, so that more different color temperatures can be generated. This embodiment is through setting up soft filament 3 to all set up first luminescent circuit 31 and second luminescent circuit 32 on flexible PCB board, the phosphor powder of different colour temperatures is scribbled on first luminescent circuit 31 and second luminescent circuit 32, thereby the luminance of controlling first luminescent circuit 31 and second luminescent circuit 32 respectively through power drive changes the colour temperature of the light after mixing, through adopting a soft filament 3 to replace the tradition to change the colour temperature through many filaments, can save the space of ball bubble lamp.
In the color temperature adjustable LED filament bulb with the spliced multi-color temperature soft filament 3 of this embodiment, the stem 2 includes a flared tube 21 and a glass tube 22 connected to the flared tube 21; the soft filament 3 is wound on the glass tube 22; the first guide wire 51, the second guide wire 52 and the third guide wire 53 are all arranged on the flared tube 21. In the color temperature adjustable LED filament bulb with the spliced multi-color temperature soft filament 3, one end of the first guide wire 51, one end of the second guide wire 52 and one end of the third guide wire 53 are all connected to the third PCB; the other end of the first wire 51, the other end of the second wire 52, and the other end of the third wire 53 are connected to the first terminal 41, the second terminal 42, and the third terminal 43, respectively, after penetrating the bell pipe 21. Positioning can be performed by disposing the first guide wire 51, the second guide wire 52, and the third guide wire 53 in the trumpet 21.
In the color temperature adjustable LED filament bulb with the spliced and arranged multi-color temperature soft filament 3, a plurality of support frames 6 are arranged on the glass tube 22; a support hole 61 is formed in the support frame 6; the soft filament 3 is arranged in the support hole 61 in a penetrating way. The above arrangement enables the soft filament 3 to be fixed to the glass tube 22.
This embodiment a but color temperature adjusting LED filament bulb with soft filament 3 of row's of piecing together multiple color temperature, horn tube 21 and glass tube 22 integrated into one piece. The above arrangement facilitates production.
This embodiment an adjustable colour temperature LED filament bulb with soft filament 3 of row's of piecing together multiple colour temperature, the third PCB board is violently established in lamp holder 1. The space of the LED filament bulb with the adjustable color temperature can be saved by the arrangement.
The adjustable colour temperature LED filament bulb with soft filament 3 of row's of piecing together many colour temperatures described in this embodiment, lamp holder 1 is E26 lamp holder 1 or E27 lamp holder 1.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. The utility model provides an adjustable colour temperature LED filament bulb with piece together soft filament of many colour temperatures (3), its characterized in that: comprises a lamp holder (1), a lampshade connected with the lamp holder (1) and a core column (2) arranged between the lamp holder (1) and the lampshade; the core column (2) is wound with a soft filament (3);
the soft filament (3) comprises a flexible PCB board, a first light-emitting circuit (31) and a second light-emitting circuit (32) which are arranged on the flexible PCB board; the first light-emitting circuit (31) is covered with first fluorescent powder; the first light-emitting circuit (31) is covered with second fluorescent powder; one end of the flexible PCB is provided with a first terminal (41) connected with one end of the first light-emitting circuit (31) and a second terminal (42) connected with one end of the second light-emitting circuit (32); the other end of the flexible PCB is provided with a third terminal (43) which is connected with the other end of the first light-emitting circuit (31) and the other end of the second light-emitting circuit (32);
the stem (2) is provided with a first guide wire (51) connected with the first terminal (41), a second guide wire (52) connected with the second terminal (42) and a third guide wire (53) connected with the third terminal (43); the adjustable color temperature lamp with the hard filament further comprises a third PCB electrically connected with the lamp holder (1); the third PCB is provided with a power supply drive; the first guide wire (51), the second guide wire (52) and the third guide wire (53) are respectively connected with a power supply in a driving way.
2. The adjustable color temperature LED filament bulb with the spliced multi-color temperature soft filament (3) of claim 1, characterized in that: the first fluorescent powder is a low-color-temperature silica gel fluorescent powder mixture; the second fluorescent powder is a high-color-temperature silica gel fluorescent powder mixture.
3. The adjustable color temperature LED filament bulb with the spliced multi-color temperature soft filament (3) of claim 1, characterized in that: the core column (2) comprises a flared tube (21) and a glass tube (22) connected with the flared tube (21); the soft filament (3) is wound on the glass tube (22); the first guide wire (51), the second guide wire (52) and the third guide wire (53) are all arranged on the trumpet tube (21).
4. The adjustable color temperature LED filament bulb with the spliced multi-color temperature soft filament (3) of claim 1, characterized in that: one end of the first guide wire (51), one end of the second guide wire (52) and one end of the third guide wire (53) are connected with the third PCB; the other end of the first guide wire (51), the other end of the second guide wire (52) and the other end of the third guide wire (53) respectively penetrate through the horn tube (21) and then are connected with the first terminal (41), the second terminal (42) and the third terminal (43).
5. A color temperature adjustable LED filament bulb with a tiled multi-color temperature soft filament (3) according to claim 3, characterized in that: a plurality of supporting frames (6) are arranged on the glass tube (22); a support hole (61) is formed in the support frame (6); the soft filament (3) penetrates through the support hole (61).
6. A color temperature adjustable LED filament bulb with a tiled multi-color temperature soft filament (3) according to claim 3, characterized in that: the flared tube (21) and the glass tube (22) are integrally formed.
7. The adjustable color temperature LED filament bulb with the spliced multi-color temperature soft filament (3) of claim 1, characterized in that: the third PCB is transversely arranged in the lamp holder (1).
8. The adjustable color temperature LED filament bulb with the spliced multi-color temperature soft filament (3) of claim 1, characterized in that: the lamp holder (1) is an E26 lamp holder (1) or an E27 lamp holder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921026590.XU CN209839739U (en) | 2019-07-03 | 2019-07-03 | Adjustable colour temperature LED filament bulb with soft filament of row's of piecing together multiple colour temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921026590.XU CN209839739U (en) | 2019-07-03 | 2019-07-03 | Adjustable colour temperature LED filament bulb with soft filament of row's of piecing together multiple colour temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209839739U true CN209839739U (en) | 2019-12-24 |
Family
ID=68899692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921026590.XU Active CN209839739U (en) | 2019-07-03 | 2019-07-03 | Adjustable colour temperature LED filament bulb with soft filament of row's of piecing together multiple colour temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209839739U (en) |
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2019
- 2019-07-03 CN CN201921026590.XU patent/CN209839739U/en active Active
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