CN213576889U - Withstand voltage exchanges LED filament structure - Google Patents
Withstand voltage exchanges LED filament structure Download PDFInfo
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- CN213576889U CN213576889U CN202022082013.1U CN202022082013U CN213576889U CN 213576889 U CN213576889 U CN 213576889U CN 202022082013 U CN202022082013 U CN 202022082013U CN 213576889 U CN213576889 U CN 213576889U
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Abstract
The utility model discloses a withstand voltage exchanges LED filament structure, it includes base plate, rectifier diode, emitting diode, and the base plate both ends are equipped with binding post, its characterized in that: the base plate is provided with two conducting circuits, two ends of each conducting circuit are connected with an external power supply through at least one rectifier diode, the rectifier diodes at two ends of the same conducting circuit are arranged in a reverse direction, the rectifier diodes connected with different conducting circuits on the same wiring terminal are arranged in a reverse direction, and the light-emitting diode is connected with the two conducting circuits. The utility model discloses a binding post passes through rectifier diode and connects the conducting wire that corresponds and promote reverse pressure-resistant ability by a wide margin, further the cost is reduced, and the reliability of product is strengthened. The utility model discloses simple structure, low cost, production efficiency is high, is applicable to the alternating current power supply occasion.
Description
Technical Field
The utility model relates to a LED lamps and lanterns field especially relates to a withstand voltage exchanges LED filament structure.
Background
The LED lamp is focused on its advantages of energy saving, durability and environmental protection, and is becoming a new generation light source to be popularized and applied. The LED lamp aims at the problems that the traditional direct current LED light-emitting device is high in manufacturing cost, influences the service life of the lamp, consumes excessive power of the power supply and the like due to the fact that the direct current power supply is needed.
Disclosure of Invention
An object of the utility model is to overcome prior art not enough, provide a withstand voltage exchanges LED filament structure.
The utility model adopts the technical proposal that:
the utility model provides a withstand voltage exchanges LED filament structure, its includes base plate, rectifier diode, emitting diode, and the base plate both ends are equipped with binding post, are equipped with two conducting circuits on the base plate, and the conducting circuit both ends are all connected with external power source through at least one rectifier diode, and the rectifier diode at same conducting circuit both ends sets up in the reverse direction, and the rectifier diode who connects different conducting circuits on same binding post is reverse setting each other, and emitting diode connects two conducting circuits.
More than two light-emitting diodes are mutually connected in parallel or in series in the same direction.
The light emitting diode comprises more than two second LED chips which are connected in series in the same direction.
The substrate is a ceramic circuit board.
The conductive circuit is a printed circuit.
The utility model adopts the above technical scheme, print two printed circuit on ceramic substrate to constitute rectifier circuit by a plurality of rectifier diode, emitting diode connects the luminous illumination of realizing using alternating current power supply between two printed circuit. The connecting terminal of the utility model is connected with the corresponding conductive circuit through the rectifier diode to greatly improve the reverse pressure resistance; the cost is further reduced, and the reliability of the product is enhanced. The utility model discloses simple structure, low cost, production efficiency is high, is applicable to the alternating current power supply occasion. The price of the finished product of the utility model is about 40 to 60 percent lower than that of other lamps which need AC-DC conversion.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments;
fig. 1 is a schematic structural diagram of a first embodiment of a voltage-withstanding ac LED filament structure according to the present invention;
fig. 2 is a schematic structural diagram of a second embodiment of a voltage-withstanding ac LED filament structure according to the present invention;
fig. 3 is a schematic structural diagram of a third embodiment of the voltage-withstanding ac LED filament structure of the present invention.
Detailed Description
The first embodiment is as follows:
as shown in fig. 1, this embodiment discloses a withstand voltage exchanges LED filament structure, it includes base plate 1, the both ends of base plate 1 are equipped with binding post 2, be equipped with two conducting circuits 3 on the base plate 1, every one end of every conducting circuit 3 all is connected with binding post 2 through at least one rectifier diode 4, rectifier diode 4 reverse setting at same conducting circuit 3 both ends, rectifier diode 4 that connects different conducting circuits 3 on same binding post 2 is reverse setting each other, be equipped with more than two emitting diode of two conducting circuits 3 of intercommunication between two conducting circuits 3.
The LED light source comprises a substrate 1, rectifier diodes 4 and light emitting diodes 5, wherein wiring terminals 2 are arranged at two ends of the substrate 1, two conductive circuits 3 are arranged on the substrate 1, two ends of each conductive circuit 3 are connected with an external power supply through at least one rectifier diode 4, the rectifier diodes 4 at two ends of the same conductive circuit 3 are arranged in a reverse direction, the rectifier diodes 4 connected with different conductive circuits 3 on the same wiring terminals 2 are arranged in a reverse direction, and the light emitting diodes 5 are connected between the two conductive circuits 3.
Specifically, the forward voltage drop of a Light Emitting Diode (LED) is large, generally about 1.8V-3.5V, the voltage drop of a rectifier diode is only about 0.7V, the minimum voltage drop of the diode can reach 0.2V, and the voltage drop of a high-current rectifier diode is only about 1V-1.3V. The working current of the light-emitting diode is relatively small, the working current of the low-power light-emitting diode is about 10 mA-20 mA, the maximum working current of the high-power light-emitting diode is about 1A, and the current of the rectifier diode can reach dozens of A, hundreds of A or even thousands of A. The light emitting diode can only be applied to the occasions with smaller load current, and the working current is smaller and is generally about 20 mA. The reverse breakdown voltage of the rectifier diode is large, which is beneficial to protecting the whole circuit.
The utility model adopts the rectifier diode for rectification, effectively improves the working current of the filament, and simultaneously greatly improves the reverse pressure resistance; the cost is further reduced, and the reliability of the product is enhanced.
More than two light-emitting diodes are connected in series in the same direction.
The substrate 1 is a ceramic circuit board.
The conductive line 3 is a printed circuit.
In the first embodiment, two printed circuits are printed on a ceramic substrate, a rectifier circuit is formed by a plurality of rectifier diodes 4, and more than two light emitting diodes are connected in series in the same direction between the two printed circuits to realize light emitting illumination using an alternating current power supply. The utility model discloses simple structure, low cost, production efficiency is high, is applicable to the alternating current power supply occasion. The price of the finished product of the utility model is about 30 to 50 percent lower than that of other lamps which need AC-DC conversion.
Example two:
as shown in fig. 2, the difference between the second embodiment and the first embodiment is: more than two light emitting diodes are connected in parallel in the same direction.
In the second embodiment, two printed circuits are printed on a ceramic substrate, a rectifier circuit is formed by a plurality of rectifier diodes 4, and more than two light emitting diodes are connected in parallel between the two printed circuits in the same direction to realize light emitting illumination using an alternating current power supply. The utility model discloses simple structure, low cost, production efficiency is high, is applicable to the alternating current power supply occasion. The price of the finished product of the utility model is about 30 to 50 percent lower than that of other lamps which need AC-DC conversion.
Example three:
as shown in fig. 3, the difference between the third embodiment and the first and second embodiments is: more than two light emitting diodes are connected in reverse parallel.
In the third embodiment, two printed circuits are printed on a ceramic substrate, a rectifier circuit is formed by a plurality of rectifier diodes 4, and more than two light emitting diodes are reversely connected in parallel between the two printed circuits to realize the light emitting illumination using an alternating current power supply. The utility model discloses simple structure, low cost, production efficiency is high, is applicable to the alternating current power supply occasion. The price of the finished product of the utility model is about 30 to 50 percent lower than that of other lamps which need AC-DC conversion.
The utility model adopts the above technical scheme, print two printed circuit on ceramic substrate to constitute rectifier circuit by a plurality of rectifier diode, emitting diode connects the luminous illumination of realizing using alternating current power supply between two printed circuit. The utility model discloses a binding post passes through rectifier diode and connects the conducting wire that corresponds and promote reverse pressure-resistant ability by a wide margin, further the cost is reduced, and the reliability of product is strengthened. The utility model discloses simple structure, low cost, production efficiency is high, is applicable to the alternating current power supply occasion. The price of the finished product of the utility model is about 40 to 60 percent lower than that of other lamps which need AC-DC conversion.
Claims (4)
1. The utility model provides a withstand voltage exchanges LED filament structure, its includes base plate, rectifier diode, emitting diode, and the base plate both ends are equipped with binding post, its characterized in that: the base plate is provided with two conducting circuits, two ends of each conducting circuit are connected with an external power supply through at least one rectifier diode, the rectifier diodes at two ends of the same conducting circuit are arranged in a reverse direction, the rectifier diodes connected with different conducting circuits on the same wiring terminal are arranged in a reverse direction, and the light-emitting diode is connected with the two conducting circuits.
2. A voltage-resistant ac LED filament structure according to claim 1, wherein: more than two light-emitting diodes are mutually connected in parallel or in series in the same direction.
3. A voltage-resistant ac LED filament structure according to claim 1, wherein: the conductive circuit is a printed circuit.
4. A voltage-resistant ac LED filament structure according to claim 1, wherein: the substrate is a ceramic circuit board.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022082013.1U CN213576889U (en) | 2020-09-22 | 2020-09-22 | Withstand voltage exchanges LED filament structure |
| US17/179,321 US11470701B2 (en) | 2020-09-22 | 2021-02-18 | Alternating current LED filament |
| FR2108884A FR3114474B3 (en) | 2020-09-22 | 2021-08-25 | AC LED FILAMENT |
| DE202021105064.0U DE202021105064U1 (en) | 2020-09-22 | 2021-09-20 | AC LED filament |
| US17/577,028 US11746964B2 (en) | 2020-09-22 | 2022-01-17 | LED bulb without driving power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022082013.1U CN213576889U (en) | 2020-09-22 | 2020-09-22 | Withstand voltage exchanges LED filament structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213576889U true CN213576889U (en) | 2021-06-29 |
Family
ID=76576633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022082013.1U Active CN213576889U (en) | 2020-09-22 | 2020-09-22 | Withstand voltage exchanges LED filament structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213576889U (en) |
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2020
- 2020-09-22 CN CN202022082013.1U patent/CN213576889U/en active Active
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