CN210491278U - Color and light adjusting device for parallel operation of multiple LED high-power driving modules - Google Patents
Color and light adjusting device for parallel operation of multiple LED high-power driving modules Download PDFInfo
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- CN210491278U CN210491278U CN201921145804.5U CN201921145804U CN210491278U CN 210491278 U CN210491278 U CN 210491278U CN 201921145804 U CN201921145804 U CN 201921145804U CN 210491278 U CN210491278 U CN 210491278U
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- 239000003086 colorant Substances 0.000 claims abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000007789 sealing Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses a color mixing and light adjusting device with a plurality of LED high-power driving modules running in parallel, which is formed by connecting a plurality of two paths of DC driving power supplies with independent constant current output in parallel; two groups of LED light sources are respectively connected to two output power lines of the direct current driving power supply, each group of LED light sources is formed by connecting a plurality of LED lamp beads in parallel, the total travel of a connecting circuit from the anode of the direct current driving power supply to the anode of the LED lamp bead to the cathode of the LED lamp bead and then back to the cathode of the direct current driving power supply on each LED light source is the same, and each LED lamp is formed by two corresponding LED lamp beads on the two groups of LED light sources. The utility model discloses a device, by the parallelly connected power supply of the direct current drive power supply of a plurality of two way independent constant current outputs, avoid leading to whole lights out because of power local failure, guarantee that every LED lamp voltage is unanimous luminance, and realize that the LED lamp mixing of colors adjusts luminance, safe and reliable, reducible power maintenance work load improves work efficiency.
Description
Technical Field
The utility model belongs to the technical field of the LED lamp, specifically be the high-power drive module parallel operation mixing of colors light adjusting device of a plurality of LED.
Background
The LED lamp has fast response, low energy consumption, low light decay and good lighting effect, and is widely applied to places such as landscape architecture, tunnels, roads and bridges, factories, schools, hospitals and the like. At present, a single high-power driving power supply supplies power to a plurality of LED lamps, and the plurality of LED lamps are arranged as required, but the garden landscape lighting lamp, the tunnel lamp, the road and bridge lamp and the like which are commonly used have the following problems: (1) if power failure occurs, all LEDs are turned off; (2) terminal voltage consistency and brightness consistency of each LED lamp are difficult to realize; (3) the full-glue-pouring sealing design cannot be adopted, and the heat dissipation of vulnerable elements such as a fan and the like needs to be increased, so that the maintenance workload is large; (4) the LED lamp is not separated from the driving power supply, so that the overhead maintenance workload is increased, and the safety is not guaranteed.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the utility model provides a high-power drive module parallel operation mixing of colors light modulation device of a plurality of LEDs, by the parallelly connected power supply of the direct current drive power supply of a plurality of two way independent constant current outputs, avoid leading to whole lamps out because of power local failure, guarantee that every LED lamp voltage is unanimous luminance unanimous, and realize that the LED lamp mixes colors and adjusts luminance, safe and reliable, reducible power maintenance work load improves work efficiency greatly.
The utility model discloses a following technical scheme solves above-mentioned technical problem:
the LED high-power driving modules are connected in parallel to operate the color-mixing and light-adjusting device, and a plurality of two paths of independent constant-current output direct-current driving power supplies are connected in parallel; two groups of LED light sources are respectively connected to two output power lines of the direct current driving power supply, each group of LED light sources is formed by connecting a plurality of LED lamp beads in parallel, the total travel of a connecting circuit from the anode of the direct current driving power supply to the anode of the LED lamp bead to the cathode of the LED lamp bead and then back to the cathode of the direct current driving power supply on each LED light source is the same, and each LED lamp is formed by two corresponding LED lamp beads on the two groups of LED light sources.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the system has high reliability, a plurality of two paths of independent constant-current output direct current driving power supplies are connected in parallel for supplying power, if local power supply faults occur, other power supplies can still continue to supply power normally, and the LED can still emit light, so that the lamp cannot be turned off. And a single high-power driving power supply is used for supplying power in the traditional method, and if power failure occurs, all LEDs are completely turned off.
(2) A plurality of two paths of independent constant-current output direct current driving power supplies are connected in parallel to supply power, the total strokes of the connecting lines are the same, the constant current and the voltage are equalized, the terminal voltage of each LED lamp can be consistent, and the brightness is consistent.
(3) The dimming function can be realized by controlling the two paths of total output currents of each direct current driving power supply, and the color mixing function can be realized by respectively controlling the two paths of output currents of the direct current driving power supplies.
(4) A plurality of two-way independent constant-current-output direct-current driving power supplies are connected in parallel for supplying power, and a full-glue-pouring sealing design can be adopted, so that maintenance-free performance is realized. The traditional single high-power driving power supply cannot adopt a full-glue-pouring sealing design, and easily damaged elements such as a fan and the like need to be added for heat dissipation, so that the maintenance workload is large.
(5) The LED light source can be separated from the driving power supply, so that the overhead maintenance workload can be reduced, and the safety of maintenance work is further ensured.
(6) The direct current is adopted for supplying power, a loop is not formed with the ground, the power utilization safety can be ensured, and the electric shock hazard is avoided.
(7) The utility model discloses a high-power drive module parallel operation of a plurality of LED mixing of colors light adjusting device but wide application in industrial and mining lamp, tunnel lamp, road and bridge lamp etc..
Drawings
Fig. 1 is a schematic circuit diagram of the color-mixing and light-adjusting device for parallel operation of a plurality of LED high-power driving modules.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the drawings and examples.
As shown in fig. 1, a plurality of LED high-power driving modules run in parallel to adjust color and light, a plurality of AC/DC driving power supplies with two independent constant current outputs are connected in parallel (M1, M2 … … Mn), the DC driving power supplies are connected with an external power line sequentially through a contactor 1KM and a breaker 1QF, two groups of LED light sources (LED light source group 1 and LED light source group 2) are respectively connected to the two output power lines of the DC driving power supplies, and the plurality of DC driving power supplies with two independent constant current outputs are connected in parallel to supply power. Each group of LED light sources is formed by connecting a plurality of LED lamp beads (P1, P2, … … Pn) in parallel.
The LED light source group 1 is connected with a positive power line from the first output positive pole of the direct current driving power supply and sequentially passes through each LED lamp bead on the LED light source group 1, and the positive terminal of each LED lamp bead is respectively connected with the positive power line; a negative electrode output from the first path of the direct current driving power supply is connected to a negative electrode wiring terminal of the last LED lamp bead through a negative electrode power line, a public negative electrode line is connected from the negative electrode wiring terminal of the last LED lamp bead and passes through the plurality of LED lamp beads in a reverse order, and the negative electrode wiring terminal of each LED lamp bead is respectively connected to the public negative electrode line; the total travel of each LED lamp bead on the LED light source group 1 is the same from the first output anode of the direct-current driving power supply to the anode of the LED lamp bead and then to the cathode of the LED lamp bead and then to the first output cathode of the direct-current driving power supply.
The LED light source group 2 is connected with a positive power line from the second output positive pole of the direct current driving power supply and sequentially passes through each LED lamp bead on the LED light source group 2, and the positive terminal of each LED lamp bead is respectively connected with the positive power line; a negative output electrode of a second path of the direct current driving power supply is connected to a negative terminal of the last LED lamp bead through a negative power supply line, a public negative wire is connected from the negative terminal of the last LED lamp bead and passes through the plurality of LED lamp beads in a reverse order, and the negative terminal of each LED lamp bead is respectively connected to the public negative wire; and the total travel of each connecting circuit of each LED lamp bead on the LED light source group 2 from the second output anode of the direct current driving power supply to the anode of the LED lamp bead and then back to the second output cathode of the direct current driving power supply to the cathode of the LED lamp bead is the same.
Each LED lamp consists of two corresponding LED lamp beads on two groups of LED light sources (LED lamp 1 consists of LED lamp bead P1 on LED light source group 1 and LED lamp bead P1 on LED light source group 2, … …, and LED lamp n consists of LED lamp bead Pn on LED light source group 1 and LED lamp bead Pn on LED light source group 2). Therefore, the voltage at the two ends of each LED lamp is consistent, the brightness is consistent, and the dimming function of the LED lamp can be realized by controlling two paths of total output currents of the direct current driving power supply; the LED light source group 1 and the LED light source group 2 are set to different light emitting colors, and the color mixing function of the LED lamp can be realized by respectively controlling the magnitude of two paths of output currents of the direct current driving power supply.
Claims (1)
1. A plurality of high-power drive module of LED parallel operation mixing of colors light adjusting device which characterized in that: a plurality of direct current driving power supplies with two independent constant current outputs are connected in parallel; two groups of LED light sources are respectively connected to two output power lines of the direct current driving power supply, each group of LED light sources is formed by connecting a plurality of LED lamp beads in parallel, the total travel of a connecting circuit from the anode of the direct current driving power supply to the anode of the LED lamp bead to the cathode of the LED lamp bead and then back to the cathode of the direct current driving power supply on each LED light source is the same, and each LED lamp is formed by two corresponding LED lamp beads on the two groups of LED light sources.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921145804.5U CN210491278U (en) | 2019-07-19 | 2019-07-19 | Color and light adjusting device for parallel operation of multiple LED high-power driving modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921145804.5U CN210491278U (en) | 2019-07-19 | 2019-07-19 | Color and light adjusting device for parallel operation of multiple LED high-power driving modules |
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| CN210491278U true CN210491278U (en) | 2020-05-08 |
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| CN201921145804.5U Active CN210491278U (en) | 2019-07-19 | 2019-07-19 | Color and light adjusting device for parallel operation of multiple LED high-power driving modules |
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| CN (1) | CN210491278U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113727487A (en) * | 2020-10-22 | 2021-11-30 | 杰华特微电子股份有限公司 | Driving method and driving circuit of multi-path LED lamp string |
-
2019
- 2019-07-19 CN CN201921145804.5U patent/CN210491278U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113727487A (en) * | 2020-10-22 | 2021-11-30 | 杰华特微电子股份有限公司 | Driving method and driving circuit of multi-path LED lamp string |
| CN113727487B (en) * | 2020-10-22 | 2023-06-23 | 杰华特微电子股份有限公司 | Driving method and driving circuit for multi-channel LED lamp string |
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Effective date of registration: 20210910 Address after: 518000 1117, building 2, South Taiyun chuanggu Park, Southeast of the intersection of Guangming Avenue and Dongchang Road, Tangwei community, Fenghuang street, Guangming District, Shenzhen, Guangdong Patentee after: Shenzhen mingjiuzhou Lighting Technology Co.,Ltd. Address before: 530004 room 312, building 4, North West Campus, No. 100, University East Road, XiXiangTang District, Nanning City, Guangxi Zhuang Autonomous Region Patentee before: Luo Wuning |