CN219514258U - High-voltage LED lamp strip - Google Patents
High-voltage LED lamp strip Download PDFInfo
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- CN219514258U CN219514258U CN202223109112.XU CN202223109112U CN219514258U CN 219514258 U CN219514258 U CN 219514258U CN 202223109112 U CN202223109112 U CN 202223109112U CN 219514258 U CN219514258 U CN 219514258U
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- high voltage
- printed circuit
- circuit board
- voltage
- led light
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Abstract
The utility model relates to a high-voltage LED lamp strip, which comprises: a DC high voltage acquisition device; the positive electrode of the output end of the direct current high voltage acquisition device is connected with the positive electrode of the LED unit to form a direct current high voltage end, and the negative electrode of the LED unit returns to the negative electrode of the output end of the direct current high voltage acquisition device through a conductive piece to form a direct current high voltage low voltage end; and an insulating layer disposed between the dc high voltage terminal and the dc high voltage terminal.
Description
Technical Field
The utility model relates to the technical field of LEDs, in particular to a high-voltage LED lamp strip.
Background
The current high-voltage LED light bar is generally supplied with power by direct current high voltage obtained after alternating current rectification, the direct current high voltage drives LEDs through a resistor current limiting or constant current tube and other constant current circuits, positive and negative electrode wiring of the direct current high voltage is usually on the same PCB, and the high-voltage LED dead lamps and other quality problems are more.
Disclosure of Invention
In view of the above, there is a need for a high voltage LED light bar that solves the problem of high voltage dead lamps.
In order to solve the technical problems, the utility model adopts the following technical scheme: a high voltage LED light bar comprising:
a DC high voltage acquisition device;
the positive electrode of the output end of the direct current high voltage acquisition device is connected with the positive electrode of the LED unit to form a direct current high voltage end, and the negative electrode of the LED unit returns to the negative electrode of the output end of the direct current high voltage acquisition device through a conductive piece to form a direct current high voltage low voltage end;
and an insulating layer disposed between the dc high voltage terminal and the dc high voltage terminal.
Further, the insulating layer comprises at least one of an insulating sheet, an insulating sleeve and insulating filling glue.
Further, the insulating layer is formed by a hollow sleeve, extrusion molding or glue dripping.
Further, the LED unit includes a plurality of LED lamps connected in series.
Further, the LED lamp is connected to the printed circuit board and forms a lamp strip.
Further, the LED module further comprises an insulating shell, wherein an accommodating channel is formed in the insulating shell, and the LED unit and the insulating layer are arranged in the accommodating channel of the insulating shell.
Further, the LED lamp is connected to the first printed circuit board, an insulating layer is arranged on one surface of the first printed circuit board, which faces away from the LED lamp, a second printed circuit board serving as a direct-current high-voltage low-voltage end is arranged on one surface of the insulating layer, which faces away from the first printed circuit board, the anode of the input of the first printed circuit board is connected with the anode of the output end of the direct-current high-voltage acquisition device, the cathode of the input of the first printed circuit board is connected with the tail end of the second printed circuit board, and the head end of the direct-current high-voltage low-voltage end of the second printed circuit board is connected with the cathode of the output end of the direct-current high-voltage acquisition device.
Further, the LED lamp is connected to the third printed circuit board, a wire wrapped by an insulating sleeve is used as a direct current high voltage low voltage end, the positive electrode of the input of the third printed circuit board is connected with the positive electrode of the output end of the direct current high voltage acquisition device, the negative electrode of the input of the third printed circuit board is connected with the tail end of the wire at the tail end of the LED unit, and the head end of the wire is connected with the negative electrode of the output end of the direct current high voltage acquisition device.
Further, the lead is arranged on one surface of the third printed circuit board, which is opposite to the LED.
Further, the lead is disposed at one side of the negative end of the third printed circuit board.
The utility model has the beneficial effects that: the positive pole of the output end of the direct current high voltage acquisition device is connected with the positive pole of the LED unit to form a direct current high voltage end, the negative pole of the LED unit returns to the negative pole of the output end of the direct current high voltage acquisition device through the conductive piece to form a direct current high voltage low voltage end, insulation is enhanced between the high voltage end and the low voltage end of the direct current high voltage through the insulating layer, and therefore each LED bonding pad is enough to insulate the negative pole of the output end of the direct current high voltage acquisition device, and the quality problems of lamp death and the like caused by high voltage are avoided.
Drawings
FIG. 1 is a schematic diagram of a high voltage LED light bar according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a high voltage LED light bar according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of another embodiment of a high voltage LED light bar according to an embodiment of the present utility model;
fig. 4 is a schematic structural diagram of a high-voltage LED light bar according to another embodiment of the present utility model.
Description of the reference numerals:
100. direct current high voltage; 200. an LED unit; 210. an LED lamp; 220. a first printed circuit board;
230. a third printed circuit board; 300. a conductive member; 310. a second printed circuit board;
320. a wire; 400. an insulating layer; 410. an insulating sheet; 420. an insulating sleeve; 500. an insulating housing;
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the following describes a high voltage LED light bar in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1-4, a high voltage LED light bar includes:
a DC high voltage acquisition device;
the positive electrode of the output end of the direct current high voltage acquisition device of the LED unit 200 is connected with the positive electrode of the LED unit 200 to form a direct current high voltage end, and the negative electrode of the LED unit 200 returns to the negative electrode of the output end of the direct current high voltage acquisition device through a conductive piece 300, so that the conductive piece 300 forms a direct current high voltage end and a direct current low voltage end;
the insulating layer 400 is disposed between the dc high voltage terminal and the dc high voltage terminal.
The positive pole of the output end of the direct current high voltage acquisition device is connected with the positive pole of the LED unit 200 to form a direct current high voltage end, the negative pole of the LED unit 200 returns to the negative pole of the output end of the direct current high voltage acquisition device through the conductive piece 300 to form a direct current high voltage low voltage end, insulation is enhanced between the high voltage end and the low voltage end of the direct current high voltage 100 through the insulating layer 400, and therefore the insulation of each LED bonding pad to the negative pole of the output end of the direct current high voltage acquisition device is enough, and the quality problems of lamp death and the like caused by high voltage are avoided.
Preferably, the insulation layer 400 includes at least one of an insulation sheet 410, an insulation cover 420, and an insulation paste.
In particular, the insulating layer 400 is formed by hollow sleeve, extrusion molding, or glue dropping.
Referring to fig. 1-4, the LED unit 200 includes a plurality of LED lamps 210 connected in series. Preferably, the LED lamps 210 are arranged at intervals in a straight line.
Preferably, the LED lamp 210 is connected to a printed circuit board and forms a lamp strip. Typically, a plurality of pads are provided on the printed circuit board, and the LED lamp 210 is soldered to the printed circuit board through the pads.
Referring to fig. 2 to 4, the LED module further includes an insulating housing 500, wherein the insulating housing 500 has a receiving channel therein, and the LED unit 200 and the insulating layer 400 are disposed in the receiving channel of the insulating housing 500. The insulating case 500 is provided to protect the LED unit 200 and the insulating layer 400. It will be appreciated that the insulating housing 500 of the front face of the LED lamp 210 is made of a light transmissive material.
Referring to fig. 2, the LED lamp 210 is connected to the first printed circuit board 220, an insulating layer 400 is disposed on a surface of the first printed circuit board 220 facing away from the LED lamp 210, a second printed circuit board 310 serving as a dc high voltage low voltage end is disposed on a surface of the insulating layer 400 facing away from the first printed circuit board 220, a positive electrode input by the first printed circuit board 220 is connected to a positive electrode of an output end of the dc high voltage obtaining device, a negative electrode input by the first printed circuit board 220 is connected to a negative electrode of the second printed circuit board 310 at a terminal of the LED unit 200, and a first end of the dc high voltage low voltage end of the second printed circuit board 310 is connected to a negative electrode of the output end of the dc high voltage obtaining device. Preferably, the insulating layer 400 is an insulating sheet 410, that is, the insulating sheet 410 is used as the insulating layer 400, and the second printed circuit board 310 is used as the dc high voltage low voltage terminal. Preferably, the length of the second printed circuit is greater than or equal to the length of the first printed circuit, in particular, the length of the first printed circuit is the same as the length of the second printed circuit, and the width of the second printed circuit is sufficient to cover the pads on the first printed circuit.
Referring to fig. 3 and 4, the LED lamp 210 is connected to the third printed circuit board 230, and has a wire 320 wrapped by an insulating sleeve 420 as a dc high voltage low voltage end, wherein a positive electrode input by the third printed circuit board 230 is connected to a positive electrode of an output end of the dc high voltage acquisition device, a negative electrode input by the third printed circuit board 230 is connected to a terminal of the wire 320 at a terminal of the LED unit 200, and a first end of the wire 320 is connected to a negative electrode of the output end of the dc high voltage acquisition device. Preferably, the length of the wire 320 is greater than or equal to the length of the printed circuit board, and in particular, the length of the wire 320 is equal to the length of the printed circuit board. Namely, the insulation sleeve 420 of the wire 320 is used as the insulation layer 400, and the wire 320 is used as the conductive member 300 to form a direct current high voltage low voltage end.
Referring to fig. 3, as another embodiment of the present utility model, a conductive wire 320 is disposed on a side of the third printed circuit board 230 facing away from the LED. Preferably, the conductive wire 320 is disposed at the middle of the printed circuit board, i.e., the conductive wire 320 is spaced apart from both ends of the printed circuit board.
Referring to fig. 4, as still another embodiment of the present utility model, a conductive wire 320 is disposed at one side of the third printed circuit board 230.
In summary, according to the high-voltage LED light bar provided by the utility model, the positive electrode of the output end of the direct-current high-voltage acquisition device is connected with the positive electrode of the LED unit to form a direct-current high-voltage end, the negative electrode of the LED unit returns to the negative electrode of the output end of the direct-current high-voltage acquisition device through the conductive piece to form a direct-current high-voltage low-voltage end, and insulation is enhanced between the high-voltage end and the low-voltage end of the direct-current high-voltage through the insulating layer, so that the insulation of each LED bonding pad to the negative electrode of the output end of the direct-current high-voltage acquisition device is enough, and the quality problems of lamp death and the like caused by high voltage are avoided.
The present utility model is not limited to the above-mentioned embodiments, but is intended to be limited to the following embodiments, and any modifications, equivalent changes and variations in the above-mentioned embodiments can be made by those skilled in the art without departing from the scope of the present utility model.
Claims (10)
1. A high voltage LED light bar comprising:
a DC high voltage acquisition device;
the positive electrode of the output end of the direct current high voltage acquisition device is connected with the positive electrode of the LED unit to form a direct current high voltage end, and the negative electrode of the LED unit returns to the negative electrode of the output end of the direct current high voltage acquisition device through a conductive piece to form a direct current high voltage low voltage end;
and an insulating layer disposed between the dc high voltage terminal and the dc high voltage terminal.
2. The high voltage LED light bar of claim 1, wherein said insulating layer comprises at least one of an insulating sheet, an insulating sleeve, and an insulating filler paste.
3. The high voltage LED light bar of claim 2, wherein the insulating layer is formed by a hollow sleeve, extrusion, or glue dropping.
4. The high voltage LED light bar of claim 1, wherein the LED unit comprises a plurality of LED lights in series.
5. The high voltage LED light bar of claim 4, wherein the LED light is attached to a printed circuit board and forms a light strip.
6. The high voltage LED light bar of claim 1, further comprising an insulating housing having a receiving channel therein, said LED unit and said insulating layer being disposed within said receiving channel of said insulating housing.
7. The high-voltage LED light bar according to claim 1, wherein the LED light is connected to a first printed circuit board, an insulating layer is arranged on one surface of the first printed circuit board facing away from the LED light, a second printed circuit board serving as a direct-current high-voltage low-voltage end is arranged on one surface of the insulating layer facing away from the first printed circuit board, an anode input by the first printed circuit board is connected with an anode of an output end of a direct-current high-voltage acquisition device, a cathode input by the first printed circuit board is connected with an end of the second printed circuit board at an end of the LED unit, and a head end of the direct-current high-voltage low-voltage end of the second printed circuit board is connected with a cathode of the output end of the direct-current high-voltage acquisition device.
8. The high-voltage LED light bar according to claim 1, wherein the LED light is connected to a third printed circuit board, a wire wrapped by an insulating sleeve is used as a dc high-voltage low-voltage end, a positive electrode input by the third printed circuit board is connected to a positive electrode of an output end of the dc high-voltage acquisition device, a negative electrode input by the third printed circuit board is connected to a terminal of the LED unit, and a first end of the wire is connected to a negative electrode of the output end of the dc high-voltage acquisition device.
9. The high voltage LED light bar of claim 8, wherein the conductive lines are disposed on a side of the third printed circuit board facing away from the LEDs.
10. The high voltage LED light bar of claim 8, wherein said conductive lines are disposed on one side of said third printed circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223109112.XU CN219514258U (en) | 2022-11-21 | 2022-11-21 | High-voltage LED lamp strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223109112.XU CN219514258U (en) | 2022-11-21 | 2022-11-21 | High-voltage LED lamp strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219514258U true CN219514258U (en) | 2023-08-11 |
Family
ID=87527522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223109112.XU Active CN219514258U (en) | 2022-11-21 | 2022-11-21 | High-voltage LED lamp strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219514258U (en) |
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2022
- 2022-11-21 CN CN202223109112.XU patent/CN219514258U/en active Active
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