CN102913846A - Alternate LED (Light-Emitting Diode) illuminating device - Google Patents
Alternate LED (Light-Emitting Diode) illuminating device Download PDFInfo
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- CN102913846A CN102913846A CN2011102240985A CN201110224098A CN102913846A CN 102913846 A CN102913846 A CN 102913846A CN 2011102240985 A CN2011102240985 A CN 2011102240985A CN 201110224098 A CN201110224098 A CN 201110224098A CN 102913846 A CN102913846 A CN 102913846A
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- led lamp
- illuminating part
- lighting device
- lamp pearl
- led
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Abstract
The invention discloses an alternate LED (Light-Emitting Diode) illuminating device which comprises a lamp body (2), LED lamp beads (8), an AC (Alternate Current) driving power supply, a driving system and a light emitting part (5), wherein the LED lamp beads (8) are grouped and are connected with the AC driving power supply by circuits; all the groups of LED lamp beads (8) are switched on and switched off group by group according to a time sequence under the drive of the AC driving power supply; under the support of the driving system, the light emitting part (5) can rotate around a shaft; the grouped distribution structure of the LED lamp beads (8) are consistent with the shape of the light emitting part (5); the light emitting part (5) is positioned at the front ends of the LED lamp beads (8) and part of LED lamp beads (8) are shaded; and a rotation motion time sequence of the light emitting part (5) is adaptive to the switch-on and switch-off time sequence of each group of LED lamp beads (8). The illuminating device uses the unidirectionally conducted common lamp beads and has an approximately constant light emergency quantity under the drive of the AC voltage power supply.
Description
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Technical field
The present invention relates to field of illuminating device, relate in particular to a kind of lighting device of the adapted to interchange driving work take LED as main light source.
Background technology
The LED(light emitting diode) compares than incandescent lamp, electricity-saving lamp, have the advantages such as energy-conservation, durable, pollution-free, be regarded as most promising lighting system of future generation, caused widely and paid attention to.The basic principle of luminosity of light emitting diode is: in the semiconductor in the carrier recombination process, the excess energy of emitting causes photo emissions, outgoing is red, the versicolor light waves such as indigo plant, belong to the cold light source that electric energy directly arrives luminous energy, has outstanding advance at principle of luminosity, these exclusive principle and characters of LED, the superiority of not only having brought LED to use as light source, also to LED illumination application a series of brand-new requirements have been proposed simultaneously, photochromic single such as LED, rising angle is little, caloric value is large, one-way conduction etc. all need to be adapted in concrete illumination scheme.Because light emitting diode has the unidirectional general character, in order to remain on the stabilized illumination in the illumination application, present way is to adopt direct current to drive, no matter yet be family at present, industry and commerce or public electricity-using, mode mainly with alternating current provides greatly, must in light fixture, attach rectifier transformer for this reason and carry out the ac/dc conversion, this mode can be brought extra power consumption, and can reduce the product bulk life time, answer this, Chinese patent literature CN101208813B discloses a kind of " light-emitting device that is used for AC power operation ", this device comprises LED wafer, this LED wafer has the luminescence unit that is connected in series of array, and the switching blocks that is connected respectively to the node between these luminescence units, wherein when this array is connected to ac voltage power supply and is driven by this ac voltage power supply, open successively and close these luminescence units by these switching blocks, this light-emitting device can in turn be opened these arrays under AC power, then according to these arrays of opposite orderly close-down, thereby can lower scintillation effect, and can increase fluorescent lifetime, but this scenario-frame is complicated, to manufacturing process require high.
Summary of the invention
Purpose of the present invention provides a kind of lighting device of the adapted to interchange driving work take LED as main light source, the employed LED lamp pearl ordinary lamps pearl that is one-way conduction wherein, under the driving of ac voltage power supply, the amount of light approximately constant of this lighting device, scintillation effect is low.
The present invention is realized by the following technical solutions: alternative expression LED lighting device, include lamp body, LED lamp pearl, AC driven power, LED lamp pearl divides into groups and is connected with AC driven power by circuit, each is organized the chronologically grouping under the driving of AC driven power of LED lamp pearl and opens and close, this LED lighting device also includes drive system and illuminating part, illuminating part can be done the motion that pivots under the support of drive system, the grouping distributed architecture of LED lamp pearl is consistent with the shape of illuminating part, illuminating part is positioned at the front end of LED lamp pearl, cover part LED lamp pearl, unlatching and the closing timing of rotatablely move sequential and each group LED lamp pearl of illuminating part adapt.
The further technical scheme of the present invention is: described illuminating part adopts layer structure, and superimposition has the long after glow luminous material layer in blade basic unit.
The further technical scheme of the present invention is: described illuminating part adopts blade shape, some even intervals of discrete blade and link into an integrated entity by rotating shaft, and under the drive of drive system, illuminating part rotates around the shaft.
The further technical scheme of the present invention is: described LED lamp pearl is according to the disc type distribution coaxial with illuminating part, and evenly spaced by the sector grouping, sector in the middle of every group is opened simultaneously or is closed, and the shape of illuminating part is identical with arbitrary group the envelope shape of LED lamp pearl.
The further technical scheme of the present invention is: during described lighting device work, illuminating part covers the LED lamp pearl group of firmly closing all the time.
The further technical scheme of the present invention is: described alternative expression LED lighting device also includes even light modulation cover, and even light modulation cover is positioned at lamp body foremost.
The further technical scheme of the present invention is: offer passage on the described even light modulation cover.
Adopt the alternative expression LED lighting device of this structure, with illuminating part as secondary light source, lengthen on the main light source open-interval basis by modes such as groupings on main light source LED lamp pearl, by the mode that rotatablely moves, the LED lamp pearl that cover is closed, under the driving of ac voltage power supply, the amount of light approximately constant of this lighting device, scintillation effect is low, adopt the illuminating part form of blade, the light fixture overall structure is oversimplified, and the shape of the grouping distributed architecture of easily realizing LED lamp pearl and illuminating part is consistent, and adopt long-afterglow material to make illuminating part, not only permanent light effect is good, and realizes easily, installs even light modulation cover additional and can further lower flicker, and by air vent is set, can assist the heat radiation of this device.
Below in conjunction with drawings and Examples the present invention is further set forth, protection scope of the present invention includes but are not limited to accompanying drawing and the disclosed content of embodiment.
Description of drawings
Fig. 1 is the blast structural representation of a specific embodiment of the present invention;
Fig. 2 is the view at another visual angle of Fig. 1.
The specific embodiment
The present invention is further elaborated below in conjunction with accompanying drawing.
Such as Fig. 1, shown in Figure 2, this alternative expression LED lighting device includes: by the lamp body 2 of hardware realization, be welded on the LED lamp pearl 8 on the aluminium base 3, the illuminating part 5 of blade shape, lampshade 6, and the driver 1 that includes AC driven power and illuminating part drive system, illuminating part 5 is made of evenly spaced eight luminous blades, every luminous blade consists of by blade basic unit and superimposition long after glow luminous material layer thereon, and link into an integrated entity by rotating shaft 4, rotating shaft 4 is set on the lamp body 2 and is connected with driver 1, discoid aluminium base 3 is divided into 16 fan sheets, the shape of every fan fan sheet is consistent with the blade shape of illuminating part 5, LED lamp pearl 8 is welded on the aluminium base 3, and connect into by the circuit on the aluminium base 3 and to be divided into 16 sectors, evenly spaced 16 groups, be connected to driver 1 by circuit, form the two LED lamp groups of alternately opening, even light modulation cover 6 with passage 7 is positioned at lamp body 2 foremost, cover aluminium base 3 and illuminating part 5, during lighting device work, two LED lamp groups are alternately luminous under the excitation of driver 1, the long after glow luminous material layer of illuminating part 5 can be excited by LED lamp pearl, reach rapidly stable bright dipping, illuminating part 54 rotates under the drive of driver 1 around the shaft, and the opening and closing sequential of the rotary speed of illuminating part 5 and LED lamp group adapts, illuminating part 5 covers the LED lamp group of firmly closing all the time, by adopting other group technology in the known technology, such as the disclosed grouping scheme of Chinese patent literature CN101208813B, LED is divided into more block form, only need shape and sequential relationship between adaptive adjustment blade and the lamp pearl group, can realize the goal of the invention of this programme.
Embodiments of the present invention are not limited to above-described embodiment, all should belong within protection scope of the present invention not breaking away from the various variations that the present invention conceives under the prerequisite.
Claims (7)
1. alternative expression LED lighting device, include lamp body (2), LED lamp pearl (8), AC driven power, LED lamp pearl (8) divides into groups and is connected with AC driven power by circuit, each is organized LED lamp pearl (8) chronologically grouping under the driving of AC driven power and opens and close, it is characterized in that: this LED lighting device also includes drive system and illuminating part (5), illuminating part under the support of drive system (5) can be done the motion that pivots, the grouping distributed architecture of LED lamp pearl (8) is consistent with the shape of illuminating part (5), illuminating part (5) is positioned at the front end of LED lamp pearl (8), cover part LED lamp pearl (8), unlatching and the closing timing of rotatablely move sequential and each group LED lamp pearl (8) of illuminating part (5) adapt.
2. described alternative expression LED lighting device according to claim 1, it is characterized in that: described illuminating part (5) adopts layer structure, and superimposition has the long after glow luminous material layer in blade basic unit.
3. described alternative expression LED lighting device according to claim 2, it is characterized in that: described illuminating part (5) adopts blade shape, some even intervals of discrete blade and link into an integrated entity by rotating shaft (4), under the drive of drive system, illuminating part (5) is (4) rotation around the shaft.
4. described alternative expression LED lighting device according to claim 3, it is characterized in that: LED lamp pearl (8) is according to the disc type distribution coaxial with illuminating part (5), and evenly spaced by the sector grouping, sector in the middle of every group is opened simultaneously or is closed, and the shape of illuminating part (5) is identical with arbitrary group the envelope shape of LED lamp pearl.
5. described alternative expression LED lighting device according to claim 4, it is characterized in that: illuminating part (5) covers the LED lamp pearl group of firmly closing all the time during lighting device work.
6. described alternative expression LED lighting device according to claim 5, it is characterized in that: described alternative expression LED lighting device also includes even light modulation cover (6), and even light modulation cover (6) is positioned at lamp body (2) foremost.
7. described alternative expression LED lighting device according to claim 6 is characterized in that: offer passage (7) on the described even light modulation cover (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102240985A CN102913846A (en) | 2011-08-06 | 2011-08-06 | Alternate LED (Light-Emitting Diode) illuminating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102240985A CN102913846A (en) | 2011-08-06 | 2011-08-06 | Alternate LED (Light-Emitting Diode) illuminating device |
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| Publication Number | Publication Date |
|---|---|
| CN102913846A true CN102913846A (en) | 2013-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011102240985A Pending CN102913846A (en) | 2011-08-06 | 2011-08-06 | Alternate LED (Light-Emitting Diode) illuminating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106028512A (en) * | 2016-05-31 | 2016-10-12 | 浙江明辉发光科技有限公司 | Control method for long-afterglow LED luminous system |
-
2011
- 2011-08-06 CN CN2011102240985A patent/CN102913846A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106028512A (en) * | 2016-05-31 | 2016-10-12 | 浙江明辉发光科技有限公司 | Control method for long-afterglow LED luminous system |
| CN106028512B (en) * | 2016-05-31 | 2018-01-05 | 浙江明辉发光科技有限公司 | The control method of long afterglow LED luminescent systems |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130206 |