CN220173437U - Lamp circuit structure capable of adjusting brightness and color temperature - Google Patents
Lamp circuit structure capable of adjusting brightness and color temperature Download PDFInfo
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- CN220173437U CN220173437U CN202321312289.1U CN202321312289U CN220173437U CN 220173437 U CN220173437 U CN 220173437U CN 202321312289 U CN202321312289 U CN 202321312289U CN 220173437 U CN220173437 U CN 220173437U
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- 239000011324 bead Substances 0.000 claims abstract description 89
- 238000010586 diagram Methods 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model relates to a lamp circuit structure for adjusting brightness and color temperature, which comprises: the first lamp bead module comprises a first connecting wire, a second connecting wire and a plurality of groups of first lamp bead string units which are connected between the first connecting wire and the second connecting wire and are arranged in parallel, and each group of first lamp bead string units is formed by connecting a plurality of first lamp beads and at least one first diode in series through a third connecting wire; the second lamp bead module comprises a fourth connecting wire, a fifth connecting wire and a plurality of groups of second lamp bead string units which are connected between the fourth connecting wire and the fifth connecting wire and are arranged in parallel, and each group of second lamp bead string units is formed by connecting a plurality of second lamp beads and at least one second diode in series through a sixth connecting wire; the color temperature of the second lamp bead is different from the color temperature of the first lamp bead; the first lamp bead module and the second lamp bead module are connected in parallel, and the conducting directions of the first diode and the second diode are opposite. The single loop switching can be realized so as to supply power to different lamp beads to adjust the color temperature and the brightness; only 2 wires are needed to realize, thereby saving the cost of power supply control.
Description
Technical Field
The utility model belongs to the technical field of lamps, relates to a lamp circuit structure, and in particular relates to a lamp circuit structure capable of adjusting brightness and color temperature.
Background
At present, the common brightness and color temperature adjusting mode of the LED lamp on the market is that a dimming controller (power supply) is connected with 2 different LED color temperature lamp beads through 3 or 4 connecting wires to realize the adjustment of the brightness and the color temperature of the lamp, and the dimming mode comprises a silicon controlled rectifier, PWM and 0/1-10V.
The aforementioned adjustment wiring mode is as follows: (1) When the LED lamp beads with 2 color temperatures are regulated, 2 groups of dimming loops are connected, and the wiring mode has the advantages that the brightness of the LED lamp beads with 2 color temperatures can be regulated simultaneously, the wiring is relatively complex, and the cost of a controller (power supply) is high; (2) Another way to adjust the brightness of the 2 color temperature LED lamp beads is to adjust the converter to connect any color temperature LED lamp bead independently, which is complex in wiring and high in cost.
The patent of China patent application No. 201921275214.4 discloses a dimming control circuit for adjusting brightness and color temperature, which comprises: a first color temperature processing circuit for receiving the color temperature adjusting control signal and outputting a color temperature adjusting signal according to the color temperature adjusting control signal; a second color temperature processing circuit for receiving the color temperature control signal and outputting a low color temperature signal according to the color temperature control signal; a brightness processing circuit for receiving the brightness adjustment control signal and outputting a brightness adjustment signal according to the brightness adjustment control signal; the first color temperature processing circuit and the second color temperature processing circuit are complementary. The dimming control circuit needs to have a first color temperature processing circuit and a second color temperature processing circuit which are complementary, and the structure is still relatively complex.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides a lamp circuit structure for adjusting the brightness and the color temperature.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: a lamp circuit structure for adjusting luminance and color temperature, comprising:
the first lamp bead module comprises a first connecting wire, a second connecting wire and a plurality of groups of first lamp bead string units which are connected between the first connecting wire and the second connecting wire and are arranged in parallel, and each group of first lamp bead string units is formed by connecting a plurality of first lamp beads and at least one first diode in series through a third connecting wire;
the second lamp bead module comprises a fourth connecting wire, a fifth connecting wire and a plurality of groups of second lamp bead string units which are connected between the fourth connecting wire and the fifth connecting wire and are arranged in parallel, and each group of second lamp bead string units is formed by connecting a plurality of second lamp beads and at least one second diode in series through a sixth connecting wire; the color temperature of the second lamp bead is different from the color temperature of the first lamp bead;
the first lamp bead module and the second lamp bead module are connected in parallel,
the first diode and the second diode are opposite in conduction direction.
Optimally, a plurality of first lamp beads are sequentially connected in series and then connected in series with the first diodes, wherein the number of the first lamp beads is 2-10, and the number of the first diodes is 1; the plurality of second lamp beads are sequentially connected in series and then connected with the second diodes in series, the number of the second lamp beads is 2-10, and the number of the second diodes is 1.
Further, the device further comprises a first power control wiring and a second power control wiring, wherein one end of the first power control wiring is connected with the first connecting wire and the fourth connecting wire respectively, and one end of the second power control wiring is connected with the second connecting wire and the fifth connecting wire respectively.
Still further, it still includes the power controlling means that controllable output is positive and negative to be switched over, power controlling means is connected with the other end of first power control wiring, the other end of second power control wiring respectively.
Optimally, the first lamp bead string units are 1-6 groups, and the second lamp bead string units are 1-6 groups.
Compared with the prior art, the utility model has the advantages that: according to the lamp circuit structure for adjusting the brightness and the color temperature, the specific first lamp bead module and the specific second lamp bead module are matched, so that the first lamp bead module and the second lamp bead module are arranged in parallel, the conducting directions of the first diode and the second diode are opposite, single-loop switching can be realized, and different lamp beads can be powered to adjust the color temperature and the brightness; only 2 wires are needed to realize, thereby saving the cost of power supply control.
Drawings
FIG. 1 is a schematic diagram of a circuit structure of a lamp for adjusting luminance and color temperature according to the present utility model;
FIG. 2 is a schematic diagram of a portion of a power control device according to the present utility model;
FIG. 3 is a schematic diagram of another part of the power control device of the present utility model;
FIG. 4 is a schematic diagram of a power control device according to another embodiment of the present utility model;
Detailed Description
The utility model will be further described with reference to examples of embodiments shown in the drawings.
The lamp circuit structure for adjusting the brightness and the color temperature as shown in fig. 1 mainly comprises a first lamp bead module 1, a second lamp bead module 2 and the like which are matched.
The first bead module 1 includes a first connection line 13, a second connection line 14, and a plurality of groups of first bead string units connected between the first connection line 13 and the second connection line 14 and arranged in parallel, that is, the plurality of groups of first bead string units are connected to the first connection line 13 and the second connection line 14 in parallel. Each group of first lamp bead string units is formed by connecting a plurality of first lamp beads 12 and at least one first diode 10 in series through a third connecting wire 11; namely, the first lamp beads 12, the first diode 10 and the first diode 10 are connected through the third connecting wire 11; in this embodiment, the plurality of first beads 12 are serially connected in sequence and then serially connected with the first diodes 10, the number of the first beads 12 is 2 to 10 (preferably 9), and the number of the first diodes 10 is 1. The first bead string units are 1 to 6 groups, in this embodiment 5 groups.
The structure of the second bead module 2 is substantially identical to that of the first bead module 1, and the second bead module comprises a fourth connecting wire 23, a fifth connecting wire 24, and a plurality of groups of second bead string units connected between the fourth connecting wire 23 and the fifth connecting wire 24 and arranged in parallel, namely, the plurality of groups of second bead string units are firstly connected in parallel and then connected to the fourth connecting wire 23 and the fifth connecting wire 24. Each group of second lamp bead string units is formed by connecting a plurality of second lamp beads 22 and at least one second diode 20 in series through a sixth connecting wire 21; namely, the plurality of second beads 22, the second beads 22 and the second diodes 20 are connected through fourth connecting wires 23; in this embodiment, the plurality of second beads 22 are serially connected in sequence and then serially connected with the second diodes 20, the number of the second beads 22 is 2-10 (preferably 9), and the number of the second diodes 20 is 1. The second bead string units are 1 to 6 groups, in this embodiment 5 groups. It is necessary to make: the color temperature of the second lamp bead 22 is different from that of the first lamp bead 12, the first lamp bead module 1 and the second lamp bead module 2 are arranged in parallel, and the conduction directions of the first diode 10 and the second diode 20 are opposite (i.e. the first diode 10 and the second diode 20 are in anti-parallel). When the external power supply is connected, single-loop switching can be realized so as to supply power to different lamp beads to adjust color temperature and brightness; only 2 wires are needed to realize, thereby saving the cost of power supply control.
In this embodiment, the lamp circuit structure for adjusting luminance and color temperature further includes a first power control wiring 3 and a second power control wiring 4, wherein one end of the first power control wiring 3 is connected with the first connecting wire 13 and the fourth connecting wire 23 respectively, and one end of the second power control wiring 4 is connected with the second connecting wire 14 and the fifth connecting wire 24 respectively; namely, the first power supply control wiring 3 and the second power supply control wiring 4 are used for connecting with other structures; specifically, the lamp circuit structure for adjusting the brightness and the color temperature further comprises a power supply control device capable of controlling forward and reverse switching of output, wherein the power supply control device is respectively connected with the other end of the first power supply control wiring 3 and the other end of the second power supply control wiring 4; the current direction of the power supply is switched by the power supply control device, so that the switching of a single loop is realized, and the circuit diagrams of the power supply control device are shown in fig. 2 to 4.
The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.
Claims (5)
1. A lamp circuit structure for adjusting luminance and color temperature, comprising:
the LED lamp comprises a first lamp bead module (1), wherein the first lamp bead module (1) comprises a first connecting wire (13), a second connecting wire (14) and a plurality of groups of first lamp bead string units which are connected between the first connecting wire (13) and the second connecting wire (14) and are arranged in parallel, and each group of first lamp bead string units is formed by connecting a plurality of first lamp beads (12) and at least one first diode (10) in series through a third connecting wire (11);
the second lamp bead module (2), the second lamp bead module (2) comprises a fourth connecting wire (23), a fifth connecting wire (24) and a plurality of groups of second lamp bead string units which are connected between the fourth connecting wire (23) and the fifth connecting wire (24) and are arranged in parallel, and each group of second lamp bead string units is formed by connecting a plurality of second lamp beads (22) and at least one second diode (20) in series through a sixth connecting wire (21); the color temperature of the second lamp bead (22) is different from the color temperature of the first lamp bead (12);
the first lamp bead module (1) and the second lamp bead module (2) are arranged in parallel,
the first diode (10) and the second diode (20) are of opposite conduction directions.
2. A lamp circuit structure for adjusting luminance and color temperature as set forth in claim 1, wherein: the plurality of first lamp beads (12) are sequentially connected in series and then connected in series with the first diodes (10), the number of the first lamp beads (12) is 2-10, and the number of the first diodes (10) is 1; the plurality of second lamp beads (22) are sequentially connected in series and then connected in series with the second diodes (20), the number of the second lamp beads (22) is 2-10, and the number of the second diodes (20) is 1.
3. A luminaire circuit structure for adjusting luminance and color temperature as claimed in claim 1 or 2, characterized in that: the novel electric power control device further comprises a first power control wiring (3) and a second power control wiring (4), wherein one end of the first power control wiring (3) is connected with the first connecting wire (13) and the fourth connecting wire (23) respectively, and one end of the second power control wiring (4) is connected with the second connecting wire (14) and the fifth connecting wire (24) respectively.
4. A lamp circuit structure for adjusting luminance and color temperature as set forth in claim 3, wherein: the power supply control device is respectively connected with the other end of the first power supply control wiring (3) and the other end of the second power supply control wiring (4).
5. A luminaire circuit structure for adjusting luminance and color temperature as claimed in claim 1 or 2, characterized in that: the first lamp bead string units are 1-6 groups, and the second lamp bead string units are 1-6 groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321312289.1U CN220173437U (en) | 2023-05-26 | 2023-05-26 | Lamp circuit structure capable of adjusting brightness and color temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321312289.1U CN220173437U (en) | 2023-05-26 | 2023-05-26 | Lamp circuit structure capable of adjusting brightness and color temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220173437U true CN220173437U (en) | 2023-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321312289.1U Active CN220173437U (en) | 2023-05-26 | 2023-05-26 | Lamp circuit structure capable of adjusting brightness and color temperature |
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| Country | Link |
|---|---|
| CN (1) | CN220173437U (en) |
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2023
- 2023-05-26 CN CN202321312289.1U patent/CN220173437U/en active Active
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