CN203571507U - Novel LED (light-emitting diode) energy saving lamp - Google Patents
Novel LED (light-emitting diode) energy saving lamp Download PDFInfo
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- CN203571507U CN203571507U CN201320754892.5U CN201320754892U CN203571507U CN 203571507 U CN203571507 U CN 203571507U CN 201320754892 U CN201320754892 U CN 201320754892U CN 203571507 U CN203571507 U CN 203571507U
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- 239000000463 material Substances 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 230000004313 glare Effects 0.000 description 3
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- 238000007639 printing Methods 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
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- 238000006243 chemical reaction Methods 0.000 description 1
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Abstract
The utility model discloses a novel LED (light-emitting diode) energy saving lamp, which comprises a lamp body. A circuit board is arranged in the lamp body; the circuit board is provided with a rectification filter circuit; one end of the rectification filter circuit is connected with a power supply; the other end of the rectification filter circuit is connected with a step-down current foldback circuit; finally, current is transmitted to an LED load through the step-down current foldback circuit. The novel LED energy saving lamp disclosed by the utility model has the advantages that heat dissipation is fast, the energy utilization rate is greatly improved, electric energy is saved, the cost is low, no pollution is generated, the structure is simple, and the application field is broad. The novel LED energy saving lamp can be produced and sold on a large scale.
Description
Technical field
The utility model relates to field of light fittings, is specifically related to a kind of LED energy conserving lamp.
Background technology
LED, light emitting diode, is a kind of solid-state semiconductor devices that can be visible ray by electric energy conversion, and it can directly be converted into light electricity, and at present, the application of LED is more and more extensive, also just more and more universal for the LED light fixture of daily open air and room lighting.LED is used for throwing light on and mainly refers to white light LEDs, and aspect illumination market, the world market scale of incandescent lamp bulb in 2000 and fluorescent lamp is about 4,300,000,000 dollars, and annual rate of growth is about 5%, is 2.5 times of left and right of global visible LED market scale in 2000.And current when white light LEDs replacement traditional lighting light source becomes historical inevitability, the light efficiency of white light LEDs has arrived 80LM/W, and before 2010, the light efficiency of white light LEDs must reach the light efficiency of conventional light source completely, so LED electricity-saving lamp development space is very large.
But; current LED electricity-saving lamp; particularly use the LED electricity-saving lamp on automobile to have many deficiencies, first energy consumption is large, and weight is carried greatly inconvenience very; also have the heat sinking function of LED lamp powerful not; excessive when thermal accumlation, easily cause the damage of components and parts, secondly owing in design LED electricity-saving lamp, holding circuit not being set; easily like this cause the short circuit of LED lamp, cause the damage of components and parts.
Utility model content
For the above-mentioned present situation to above-mentioned prior art, technical problem to be solved in the utility model is to provide a kind of LED energy conserving lamp, this electricity-saving lamp is at circuit and structurally improve, the electricity-saving lamp after improvement energy-conservation and heat radiation and service life easily performance all improved greatly.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of LED energy conserving lamp, comprise lamp body, in described lamp body, be provided with circuit board, this circuit board is provided with current rectifying and wave filtering circuit, this current rectifying and wave filtering circuit one end connects power supply, the other end connects step-down current-limiting circuit, and last electric current is transferred to LED load by this step-down current-limiting circuit.
Further, described lamp body outside is provided with lampshade, and lampshade is used for protecting lamp body not to be damaged.
Further, described lampshade the inside is provided with high-brightness white-light paster reflector, and this high-brightness white-light paster reflector is bonded on lampshade by glue, adopts high-brightness white-light paster reflector can increase light source utilization rate more than 30%, reach the object of optically focused, thus can power saving more than 31%.
Further, described step-down current-limiting circuit adopts resistance circuit step-down current limliting, and conventional step-down current-limiting circuit all adopts coil step-down at present, but coil can cause heating large, and loss of energy is many, and adopts resistance can greatly save the energy, reaches energy-conservation object.
Further, described LED electricity-saving lamp also comprises short-circuit protection circuit, and this short-circuit protection circuit is connected between the input and described current rectifying and wave filtering circuit of AC power, and short-circuit protection circuit can protect whole circuit not destroyed by short circuit.
Further, described LED electricity-saving lamp comprises the fan circuit for the heat radiation of LED light fixture, this fan circuit is in parallel with LED load, be connected between power supply and step-down current-limiting circuit, fan circuit can drive radiator fan running, carry out active forced ventilation heat radiation, thereby radiating effect is considerably beyond passive heat radiation, can avoid LED chip at high temperature to work, increase the service life.
Compared with prior art, the utility model has the advantage of: first the utility model is provided with high-brightness white-light paster reflector in lampshade the inside, can increase light source utilization rate more than 30%, increase the brightness of light source, and power saving is more than 31%, secondly the material of lampshade has adopted more than 95% Merlon or the PC polymer resin of light transmittance, the heat that is accumulated in lampshade the inside is spread rapidly, and ageing-resistant, anti-flammability is good, high printing opacity, free from glare, moreover adopt resistance reduction voltage circuit to carry out step-down current limliting to have substituted traditional coil circuit, further save energy, between the last input in AC power and described current rectifying and wave filtering circuit, increased short-circuit protection circuit, short-circuit protection circuit can holding circuit can short circuit, thereby can not damage the damage that components and parts cause because of short circuit.
Because the utility model also comprises the fan circuit of the radiator fan power supply that is used to LED light fixture, when LED loaded work piece, simultaneously described fan circuit drives radiator fan running, carry out active forced ventilation heat radiation, thereby radiating effect is considerably beyond passive heat radiation, can avoid LED chip at high temperature to work, increase the service life, existence due to forced heat radiation, therefore can dwindle the volume of other metal heat sink, make fitting structure simple, volume is little, excellent in heat dissipation effect, long service life, therefore the good heat dissipation effect of the utility model to light fixture, performance is good, life-span more lengthens.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the circuit diagram of the utility model specific embodiment 1;
Fig. 3 is the circuit diagram of the utility model specific embodiment 2.
On figure, numeral is as follows: 1-lamp body, 2-circuit board, 3-high-brightness white-light paster reflector, 4-lampshade.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment, the utility model is described in further detail.
Embodiment 1
As Fig. 1, Fig. 2, a kind of LED energy conserving lamp, comprise lamp body 1, in described lamp body 1, be provided with circuit board 2, this circuit board 2 is provided with current rectifying and wave filtering circuit, this current rectifying and wave filtering circuit one end connects power supply, the other end connects step-down current-limiting circuit, last electric current is transferred to LED load by this step-down current-limiting circuit, in lamp body 1 outside, be provided with lampshade 4, for energy rapid heat dissipation, the material of lampshade 4 has adopted more than 95% Merlon or the PC polymer resin of light transmittance, this material thermal diffusivity can reach 99%, be uniformly dispersed, without brilliant point, brightness is high, ageing-resistant, anti-flammability is good, high printing opacity, free from glare, without shadow, can extrude, also can injection moulding, loss easy to use is low, there is high impact strength, in order to save electric power, described lampshade 4 the insides are provided with high-brightness white-light paster reflector, this high-brightness white-light paster reflector is bonded on lampshade by glue, high-brightness white-light paster reflector can play an optically focused effect, reach light source utilization rate more than 30%, and step-down current-limiting circuit adopts resistance circuit step-down current limliting, because conventional step-down current-limiting circuit all adopts coil step-down at present, but coil can cause heating large, loss of energy is many, and adopt resistance can greatly save the energy, reach energy-conservation object.
Embodiment 2
As shown in Figure 3, the difference of the present embodiment and embodiment 1 is: the present embodiment has added short-circuit protection circuit between power supply and current rectifying and wave filtering circuit, but also comprise a fan circuit, this fan circuit is in parallel with LED load, be connected between power supply and step-down current-limiting circuit, the short circuit never of short-circuit protection circuit energy holding circuit, thereby protection components and parts, fan circuit fan circuit can drive radiator fan running, carry out active forced ventilation heat radiation, thereby radiating effect is considerably beyond passive heat radiation, can avoid LED chip at high temperature to work, increase the service life.
Of the present utility modelly be a little: first the utility model is provided with high-brightness white-light paster reflector in lampshade the inside, can increase light source utilization rate more than 30%, increase the brightness of light source, and power saving is more than 31%, secondly the material of lampshade has adopted more than 95% Merlon or the PC polymer resin of light transmittance, the heat that is accumulated in lampshade the inside is spread rapidly, and ageing-resistant, anti-flammability is good, high printing opacity, free from glare, moreover adopt resistance reduction voltage circuit to carry out step-down current limliting to have substituted traditional coil circuit, further save energy, between the last input in AC power and described current rectifying and wave filtering circuit, increased short-circuit protection circuit, short-circuit protection circuit can holding circuit can short circuit, thereby can not damage the damage that components and parts cause because of short circuit.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, it will be understood by those of skill in the art that its technical scheme that still can record aforementioned each embodiment modifies, or part technical characterictic is wherein replaced on an equal basis; And these modifications or replacement do not make the essence of appropriate technical solution depart from spirit and the scope of each embodiment technical scheme of the utility model.
Claims (6)
1. a LED energy conserving lamp, comprise lamp body (1), it is characterized in that, in described lamp body (1), be provided with circuit board (2), this circuit board (2) is provided with current rectifying and wave filtering circuit, this current rectifying and wave filtering circuit one end connects power supply, and the other end connects step-down current-limiting circuit, and last electric current is transferred to LED load by this step-down current-limiting circuit.
2. a kind of LED energy conserving lamp according to claim 1, is characterized in that, described lamp body (1) outside is provided with lampshade (4).
3. a kind of LED energy conserving lamp according to claim 2, it is characterized in that, described lampshade (4) the inside is provided with high-brightness white-light paster reflector (3), and this high-brightness white-light paster reflector (3) is bonded on lampshade (4) by glue.
4. a kind of LED energy conserving lamp according to claim 1, is characterized in that, described step-down current-limiting circuit adopts resistance reduction voltage circuit current limliting.
5. a kind of LED energy conserving lamp according to claim 1, is characterized in that, described LED electricity-saving lamp also comprises short-circuit protection circuit, and this short-circuit protection circuit is connected between the input and described current rectifying and wave filtering circuit of AC power.
6. a kind of LED energy conserving lamp according to claim 1, is characterized in that, described LED electricity-saving lamp comprises the fan circuit for the heat radiation of LED light fixture, and this fan circuit is in parallel with LED load, is connected between power supply and step-down current-limiting circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320754892.5U CN203571507U (en) | 2013-11-22 | 2013-11-22 | Novel LED (light-emitting diode) energy saving lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320754892.5U CN203571507U (en) | 2013-11-22 | 2013-11-22 | Novel LED (light-emitting diode) energy saving lamp |
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| Publication Number | Publication Date |
|---|---|
| CN203571507U true CN203571507U (en) | 2014-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320754892.5U Expired - Fee Related CN203571507U (en) | 2013-11-22 | 2013-11-22 | Novel LED (light-emitting diode) energy saving lamp |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197217A (en) * | 2014-08-28 | 2014-12-10 | 赵春荣 | Active cooling type LED energy-saving lamp |
| CN104456188A (en) * | 2014-11-14 | 2015-03-25 | 杭州制高媒体科技有限公司 | LED lamp |
-
2013
- 2013-11-22 CN CN201320754892.5U patent/CN203571507U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197217A (en) * | 2014-08-28 | 2014-12-10 | 赵春荣 | Active cooling type LED energy-saving lamp |
| CN104456188A (en) * | 2014-11-14 | 2015-03-25 | 杭州制高媒体科技有限公司 | LED lamp |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20141122 |
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| EXPY | Termination of patent right or utility model |