CN201528452U - LED illuminating lamp with power supplied directly by high-voltage alternating current - Google Patents
LED illuminating lamp with power supplied directly by high-voltage alternating current Download PDFInfo
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- CN201528452U CN201528452U CN2009202453034U CN200920245303U CN201528452U CN 201528452 U CN201528452 U CN 201528452U CN 2009202453034 U CN2009202453034 U CN 2009202453034U CN 200920245303 U CN200920245303 U CN 200920245303U CN 201528452 U CN201528452 U CN 201528452U
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Abstract
The utility model discloses an LED illuminating lamp with power supplied directly by high-voltage alternating current, comprising a rectifying circuit connected with a 220V alternating current power supply, a voltage-stabilizing circuit connected in parallel on the output end of the rectifying circuit and an LED lamp set connected in parallel on the output end of the voltage-stabilizing circuit, wherein the rectifying circuit and the voltage-stabilizing circuit forms a driving circuit for driving the LED lamp set; the rectifying circuit is a single-phase bridge type rectifying circuit consisting of four diodes D1 to D4; and the LED lamp set is formed by serially connecting a plurality of LED lamps. The LED illuminating lamp has simple circuit, convenient connection, few electronic elements and small energy consumption, and can effectively solve the defects and the shortcomings that the driving circuit of the existing LED illuminating lamp has complex lines, high cost, large electricity loss and the like.
Description
Technical field
The utility model relates to a kind of lighting, especially relates to the directly LED illuminating lamp of power supply of a kind of High Level AC Voltage.
Background technology
Nowadays, high-power LED lamp is used in tunnel, urban road, subway, square and room lighting field more and more widely because of its efficient characteristics.But the drive circuit of existing LED illuminating lamp all exists defective and deficiencies such as complex circuit, cost height, electric energy loss are big mostly to some extent.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, the directly LED illuminating lamp of power supply of a kind of High Level AC Voltage is provided, its circuit is simple, easy-to-connect, used electronic component is few and energy consumption is little, can effectively solve defective and deficiencies such as the existing existing complex circuit of LED illuminating lamp drive circuit, cost height, electric energy loss are big.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of High Level AC Voltage is the LED illuminating lamp of power supply directly, it is characterized in that: comprise the rectification circuit that joins with the 220V AC power, be attempted by the voltage stabilizing circuit on the rectification circuit output end and be attempted by LED lamp group on the circuit output end of pressure-stabilizing, described rectification circuit and voltage stabilizing circuit are formed the drive circuit that LED lamp group is driven, described rectification circuit is the single phase bridge type rectifier circu of being made up of four diode D1-D4, the LED series lamp group of LED lamp group for being composed in series by a plurality of LED lamps.
Described voltage stabilizing circuit is electrochemical capacitor C.
The quantity of described LED series lamp group is one or more, and a plurality of LED series lamp group is in parallel.
The quantity of the LED lamp that is connected in series is 75-90 in the described LED series lamp group.
The utility model compared with prior art has the following advantages:
1, circuit is simple, and used electronic component is few and cost of investment is low, need not to use other electronic devices and components such as transformer and resistor.
2, easy-to-connect, in the actual use, after only needing to be connected on rectification circuit on the 220V ac power output earlier, again electrochemical capacitor is attempted by on the rectification circuit output end and gets final product, just the LED series lamp group that is composed in series by a plurality of LED lamps directly can be attempted by on the output of voltage stabilizing circuit afterwards.
3, the utility model adopts the voltage stabilizing circuit of electrochemical capacitor as rectification circuit, and this electrochemical capacitor also can play filtering and anti-tampering effect in voltage stabilizing, thereby can effectively prolong the useful life of LED illuminating lamp.
4, energy consumption is little, and circuit loss is few, and the energy consumption that the utility model can will have the LED illuminating lamp now reduces about 15%.
In sum, the utility model circuit is simple, easy-to-connect, used electronic component is few and energy consumption is little, can effectively solve defective and deficiencies such as the existing existing complex circuit of LED illuminating lamp drive circuit, cost height, electric energy loss are big.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is the circuit theory diagrams of the utility model first embodiment.
Fig. 2 is the circuit theory diagrams of the utility model second embodiment.
Description of reference numerals:
The 1-rectification circuit; The 2-voltage stabilizing circuit; 3-LED lamp group.
Embodiment
As shown in Figure 1, the utility model comprises the rectification circuit 1 that joins with the 220V AC power, be attempted by the voltage stabilizing circuit 2 on rectification circuit 1 output and be attempted by LED lamp group 3 on voltage stabilizing circuit 2 outputs, and described rectification circuit 1 and voltage stabilizing circuit 2 are formed the drive circuit that LED lamp group 3 is driven.Described rectification circuit 1 is the single phase bridge type rectifier circu of being made up of four diode D1-D4, the LED series lamp group of LED lamp group 3 for being composed in series by a plurality of LED lamps.The quantity of the LED lamp that is connected in series is 75-90 in the described LED series lamp group.
In the present embodiment, described voltage stabilizing circuit 2 is electrochemical capacitor C.The quantity of described LED series lamp group is one, and the quantity that a plurality of LED lamps of forming described LED series lamp group are respectively LED1, LED2...LEDn and described a plurality of LED lamps is 90.
As shown in Figure 2, in the present embodiment, as different from Example 1: the quantity of described LED series lamp group is a plurality of, and a plurality of LED series lamp group is in parallel, and the quantity of forming the LED lamp of every group of LED series lamp group is 75-90.In the present embodiment, the circuit theory of remainder, the course of work and the mode of connection are all identical with embodiment 1.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection range of technical solutions of the utility model according to the utility model technical spirit.
Claims (4)
1. LED illuminating lamp that High Level AC Voltage is directly powered, it is characterized in that: comprise the rectification circuit (1) that joins with the 220V AC power, be attempted by the voltage stabilizing circuit (2) on rectification circuit (1) output and be attempted by LED lamp group (3) on voltage stabilizing circuit (2) output, described rectification circuit (1) and voltage stabilizing circuit (2) are formed the drive circuit that LED lamp group (3) is driven, described rectification circuit (1) is the single phase bridge type rectifier circu of being made up of four diode D1-D4, the LED series lamp group of LED lamp group (3) for being composed in series by a plurality of LED lamps.
2. the LED illuminating lamp of directly powering according to the described a kind of High Level AC Voltage of claim 1, it is characterized in that: described voltage stabilizing circuit (2) is electrochemical capacitor C.
3. the LED illuminating lamp of directly powering according to claim 1 or 2 described a kind of High Level AC Voltages, it is characterized in that: the quantity of described LED series lamp group is one or more, and a plurality of LED series lamp group is in parallel.
4. the LED illuminating lamp of directly powering according to claim 1 or 2 described a kind of High Level AC Voltages is characterized in that: the quantity of the LED lamp that is connected in series is 75-90 in the described LED series lamp group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202453034U CN201528452U (en) | 2009-11-18 | 2009-11-18 | LED illuminating lamp with power supplied directly by high-voltage alternating current |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202453034U CN201528452U (en) | 2009-11-18 | 2009-11-18 | LED illuminating lamp with power supplied directly by high-voltage alternating current |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201528452U true CN201528452U (en) | 2010-07-14 |
Family
ID=42519733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202453034U Expired - Fee Related CN201528452U (en) | 2009-11-18 | 2009-11-18 | LED illuminating lamp with power supplied directly by high-voltage alternating current |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201528452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292188A (en) * | 2013-06-13 | 2013-09-11 | 苏州金科信汇光电科技有限公司 | Integrated led |
-
2009
- 2009-11-18 CN CN2009202453034U patent/CN201528452U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292188A (en) * | 2013-06-13 | 2013-09-11 | 苏州金科信汇光电科技有限公司 | Integrated led |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100714 Termination date: 20111118 |