CN102913776A - LED (Light-Emitting Diode) illuminating device with rotary light source - Google Patents
LED (Light-Emitting Diode) illuminating device with rotary light source Download PDFInfo
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- CN102913776A CN102913776A CN2011102240909A CN201110224090A CN102913776A CN 102913776 A CN102913776 A CN 102913776A CN 2011102240909 A CN2011102240909 A CN 2011102240909A CN 201110224090 A CN201110224090 A CN 201110224090A CN 102913776 A CN102913776 A CN 102913776A
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- led lamp
- illuminating part
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- light source
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Abstract
The invention discloses a LED (Light-Emitting Diode) illuminating device with a rotary light source, which comprises a lamp body (4), LED lamp beads (3) and an AC (Alternate Current) driving power supply. The LED lamp beads (3) are grouped and are connected with the AC driving power supply by circuits; and all the groups of LED lamp beads (3) are switched on and switched off group by group according to a time sequence under the drive of the AC driving power supply. The LED illuminating device is characterized by also comprising a driving system and a light emitting part (2), wherein under the support of the driving system, the LED lamp beads (3) can rotate around a shaft; the grouped distribution structure of the LED lamp beads (3) are suitable for the structure of the light emitting part (2); the light emitting part (2) is positioned at the front ends of the LED lamp beads (3) and part of LED lamp beads (3) are shaded; and a rotation motion time sequence of the LED lamp beads (3) is adaptive to the switch-on and switch-off time sequence of each group of LED lamp beads (3). The LED lamp not only has a good heat dissipation performance, but also can be kept having an approximately constant light emergency quantity and a low scintillation effect.
Description
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Technical field
The present invention relates to field of illuminating device, relate in particular to a kind of D 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, requirement to manufacturing process is high.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, the LED lighting device of rotation light source is provided, under the driving of ac voltage power supply, the amount of light approximately constant of this D lighting device, scintillation effect is low, and has the advantage of perfect heat-dissipating.
The present invention is realized the LED lighting device of rotation light source by the following technical solutions, 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 LEDD lighting device also includes drive system and illuminating part, LED lamp pearl can be cooked the motion that pivots under the support of drive system, the grouping distributed architecture of LED lamp pearl and the structure of illuminating part adapt, 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 the group LED lamp pearl of LED lamp pearl adapt.
The further technical scheme of the present invention is: described illuminating part adopts the capping form, evenly is intervally distributed with illuminating part and penetrating section around middle shaft position, and illuminating part maintains static.
The further technical scheme of the present invention is: described illuminating part adopts layer structure, be formed with the long after glow luminous material layer at substrate, evenly offer the logical hole of some blade shapes around middle shaft position, described logical hole namely consists of the penetrating section of illuminating part, and the position that is formed with the long after glow luminous material layer on the substrate namely consists of the illuminating part of illuminating part.
The further technical scheme of the present invention is: be provided with circuit on the described lamp body, the bead weld of LED lamp is connected on the lamp body, and connecting grouping by circuit and be connected with AC driven power, described lamp body is a rotational symmetric structural member, its shaft core position is provided with driving shaft, and be connected with drive system by driving shaft, lamp body can rotate around the axle center under the effect of drive system.
The further technical scheme of the present invention is: the described lamp body back side is formed with radiator structure, and some heat emission fan sheets are fixed on the lamp body.
The further technical scheme of the present invention is: described lamp body front end face caves inward, and LED lamp pearl is fixed on the lamp body front end face and is electrically connected grouping.
The further technical scheme of the present invention is: 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 envelope shape of arbitrary group of LED lamp pearl is identical with the shape of a penetrating section of illuminating part.
The further technical scheme of the present invention is: during the work of D lighting device, the LED lamp pearl group of closing is covered by the illuminating part of illuminating part all the time.
Adopt the LED lamp of the rotation light source of this structure, rotation by LED lamp pearl between main light source LED lamp pearl and secondary light source illuminating part forms the relative motion structure, under the driving of ac voltage power supply, adopt the repeatedly opening and closing of LED lamp pearl of common one-way conduction, can reduce generation and the alluvial of caloric value, and the mode by rotatablely moving, not only can radiator structure be set at lamp body, improve the radiating efficiency of light fixture, and can cover the LED lamp pearl of closing by illuminating part, can keep the amount of light approximately constant, scintillation effect is low.
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.
As depicted in figs. 1 and 2, the LED lamp of this rotation light source includes: lamp body 4, LED lamp pearl 3, the illuminating part 2 of capping form, and the driver 7 that includes AC driven power and lamp body drive system, illuminating part 2 is circular, form by applying the long after glow luminous material layer at substrate, used long-afterglow material and selecting of LED lamp pearl adapt, excited by the bright dipping of at least part of LED lamp pearl, illuminating part 2 evenly offers the logical hole 1 of eight blade shapes around middle shaft position, there is fixed leg 8 to be connected to the center of illuminating part 2, illuminating part namely is connected with driver 1 by this fixed leg 8, and each parts of light fixture are placed be integral, described logical hole 1 namely consists of the penetrating section of illuminating part 2, the position that is formed with the long after glow luminous material layer on the substrate namely consists of the illuminating part of illuminating part 2, lamp body 4 is the structural member of a metal material, become rotational symmetric structure, its shaft core position is provided with tubular driving shaft 6, lamp body 4 is connected with driver 1 by driving shaft 6, lamp body 4 can rotate around the axle center under the effect of drive system, the back side of lamp body 4 evenly is provided with the heat emission fan sheet 5 of pneumatic structure, not only radiation-curable heat radiation, and in lamp body 4 rotations, has air-cooled effect, be provided with circuit at lamp body 4, the LED lamp pearl 3 that distributes with the coaxial disc type of illuminating part 2 is welded on lamp body 4 front end faces, be connected with driver 1 by circuit, and be divided into 16 sectors, the Electricity Federation is together in the same way for the lamp pearl of same sector, and it is incorgruous between adjacent sectors, form thus evenly spaced, two groups of alternation, the envelope shape of the LED lamp pearl of each sector is consistent with the shape in single logical hole 1, can be exposed fully by penetrating, or covered fully by illuminating part, during the work of D lighting device, two LED lamp groups are alternately luminous under the excitation of driver 1, the long after glow luminous material layer of illuminating part 2 can be excited by LED lamp pearl, reach rapidly stable bright dipping, LED lamp pearl 3 rotatablely moves under the drive of driver 1 by lamp body, and the opening and closing sequential of the rotary speed of LED lamp pearl 3 and LED lamp group adapts, and the LED lamp pearl group of closing is fully covered by illuminating part 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 lamp pearl group and the illuminating part, can realize the goal of the invention of this programme.
Claims (7)
1. rotate the LED lighting device of light source, include lamp body (4), LED lamp pearl (3), AC driven power, LED lamp pearl (3) divides into groups and is connected with AC driven power by circuit, each is organized LED lamp pearl (3) chronologically grouping under the driving of AC driven power and opens and close, it is characterized in that: this LEDD lighting device also includes drive system and illuminating part (2), LED lamp pearl (3) can be cooked the motion that pivots under the support of drive system, the structure of the grouping distributed architecture of LED lamp pearl (3) and illuminating part (2) adapts, illuminating part (2) is positioned at the front end of LED lamp pearl (3), cover part LED lamp pearl (3), unlatching and the closing timing of rotatablely move sequential and each the group LED lamp pearl (3) of LED lamp pearl (3) adapt.
2. the LED lighting device of described rotation light source according to claim 1, it is characterized in that: described illuminating part (2) adopts the capping form, evenly is intervally distributed with illuminating part and penetrating section around middle shaft position, and illuminating part (2) maintains static.
3. the LED lighting device of described rotation light source according to claim 2, it is characterized in that: described illuminating part (2) adopts layer structure, be formed with the long after glow luminous material layer at substrate, evenly offer the logical hole (1) of some blade shapes around middle shaft position, described logical hole (1) namely consists of the penetrating section of illuminating part, and the position that is formed with the long after glow luminous material layer on the substrate namely consists of the illuminating part of illuminating part.
4. the LED lighting device of described rotation light source according to claim 3, it is characterized in that: described lamp body is provided with circuit on (4), LED lamp pearl (3) is welded on the lamp body (4), and connect grouping and be connected with AC driven power by circuit, described lamp body (4) is a rotational symmetric structural member, its shaft core position is provided with driving shaft (6), and is connected with drive system by driving shaft (6), and lamp body under the effect of drive system (4) can rotate around the axle center.
5. the LED lighting device of described rotation light source according to claim 4, it is characterized in that: described lamp body (4) back side is formed with radiator structure, and some heat emission fan sheets (5) are fixed on the lamp body (4).
6. the LED lighting device of described rotation light source according to claim 5, it is characterized in that: LED lamp pearl (3) is according to the disc type distribution coaxial with illuminating part (2), and evenly spaced by the sector grouping, sector in the middle of every group is opened simultaneously or is closed, and the envelope shape of arbitrary group of LED lamp pearl is identical with the shape of the penetrating section of illuminating part (2).
7. the LED lighting device of described rotation light source according to claim 6, it is characterized in that: during the work of D lighting device, the LED lamp pearl group of closing is covered by the illuminating part of illuminating part (2) all the time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102240909A CN102913776A (en) | 2011-08-06 | 2011-08-06 | LED (Light-Emitting Diode) illuminating device with rotary light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102240909A CN102913776A (en) | 2011-08-06 | 2011-08-06 | LED (Light-Emitting Diode) illuminating device with rotary light source |
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| Publication Number | Publication Date |
|---|---|
| CN102913776A true CN102913776A (en) | 2013-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011102240909A Pending CN102913776A (en) | 2011-08-06 | 2011-08-06 | LED (Light-Emitting Diode) illuminating device with rotary light source |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838645A (en) * | 2017-03-15 | 2017-06-13 | 浙江比弦物联科技有限公司 | Circulation high-powered LED lamp |
| CN107355754A (en) * | 2017-06-29 | 2017-11-17 | 东莞市闻誉实业有限公司 | Rotate screen type light fixture |
| CN110005993A (en) * | 2019-04-25 | 2019-07-12 | 倪晋挺 | A kind of ornament lamp with pivoting leaf |
-
2011
- 2011-08-06 CN CN2011102240909A patent/CN102913776A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838645A (en) * | 2017-03-15 | 2017-06-13 | 浙江比弦物联科技有限公司 | Circulation high-powered LED lamp |
| CN107355754A (en) * | 2017-06-29 | 2017-11-17 | 东莞市闻誉实业有限公司 | Rotate screen type light fixture |
| CN107355754B (en) * | 2017-06-29 | 2020-03-24 | 东莞市闻誉实业有限公司 | Rotary shielding type lamp |
| CN110005993A (en) * | 2019-04-25 | 2019-07-12 | 倪晋挺 | A kind of ornament lamp with pivoting leaf |
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Application publication date: 20130206 |