CN102913857A

CN102913857A - Light emitting diode (LED) lighting device with stabilizing device

Info

Publication number: CN102913857A
Application number: CN2011102240881A
Authority: CN
Inventors: 陈刚
Original assignee: DUJIANGYAN HUAGANG ELECTRONIC TECHNOLOGY CO LTD
Current assignee: DUJIANGYAN HUAGANG ELECTRONIC TECHNOLOGY CO LTD
Priority date: 2011-08-06
Filing date: 2011-08-06
Publication date: 2013-02-06

Abstract

The invention discloses a light emitting diode (LED) lighting device with a stabilizing device. The LED lighting device comprises a lamp body (4), LED lamp beads (12) and an alternating current (AC) driving power source, wherein the LED lamp beads (12) are grouped and connected with the AC driving power source through a circuit; and each group of LED lamp beads (12) is turned on and off in time sequence in a grouped manner under the drive of the AC driving power source. The LED lighting device further comprises a driving system and a light emitting piece (13), wherein the light emitting piece (13) can rotate round a shaft under the support of the driving system; the grouped distributing structure of the LED lamp beads (12) is matched with the structure of the light emitting piece (13); the light emitting piece (13) is positioned at the front ends of the LED lamp beads (4) to shield part of the the LED lamp beads (12); and the time sequence of rotating motion of the light emitting piece (13) is matched with the on-off time sequence of each group of LED lamp beads (12). The lighting device has the advantages that the light output quantity is approximately constant and the lamp beads are evenly distributed.

Description

LED lighting device with stabilizing device

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Technical field

The present invention relates to field of illuminating device, relate in particular to a kind of illuminating lamp 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.

Simultaneously, be the requirement of adaptating lighting power, require the integration density of LED to improve, this has just proposed corresponding requirement to heat radiation, and in addition, for general lighting was used, the even photosensitiveness of light fixture also was an important index.

Summary of the invention

The object of the present invention is to provide 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, but also have perfect heat-dissipating, light distribution evenly, be conducive to improve the advantage of lamp pearl integrated level.

The present invention is realized by the following technical solutions: with the LED lighting device of stabilizing 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 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 group LED lamp pearl of illuminating part adapt.

The further technical scheme of the present invention is: described illuminating part is formed with core retainer plate is folded by some discrete Luminous Ring, each Luminous Ring has different radiuses, be provided with illuminating part and penetrating section on the every Luminous Ring, the angular velocity of rotation of each Luminous Ring is different, and the penetrating section of Luminous Ring has identical linear velocity.

The further technical scheme of the present invention is: LED lamp pearl is according to the disc type distribution coaxial with illuminating part, the corresponding Luminous Ring of LED lamp pearl is divided endless belt, LED lamp pearl in every endless belt is again according to the even space segmentation corresponding with penetrating of Luminous Ring, to the evenly spaced grouping of LED lamp pearl, every group of central LED lamp pearl opened simultaneously or closes take section as the unit.

The further technical scheme of the present invention is: the illuminating part of illuminating part covers the LED lamp pearl group of firmly closing all the time during lighting device work.

The further technical scheme of the present invention is: described illuminating part is formed by stacking by some luminous ring flat-plates, hyalomere in the middle of each luminous ring flat-plate, edge's superimposition has the long-afterglow material layer of ring-type to consist of Luminous Ring, offer through hole on the Luminous Ring to consist of the penetrating section of Luminous Ring, each luminous ring flat-plate center is connected with the tubular rotating shaft, each luminous ring flat-plate is joined together to form layer structure by the tubular rotating shaft, under the drive of drive system, the around the shaft tubular rotating shaft of each Luminous Ring of illuminating part is by different angular speed rotations.

The further technical scheme of the present invention is: described LED lighting device with stabilizing 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 LED lighting device with stabilizing 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, and employing is with the illuminating part of the nestable Luminous Ring structure of core, the linear velocity that can guarantee each penetrating section is identical, be convenient to improve the uniformity that the lamp pearl distributes, light distribution is even, be conducive to improve lamp pearl integrated level, install even light modulation cover additional at the lamp body front end and can further lower flicker, and by air vent is set, but the auxiliary lamp heat radiation.

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;

Fig. 3 be a specific embodiment of the present invention the combination schematic diagram of illuminating part.

The specific embodiment

The present invention is further elaborated below in conjunction with accompanying drawing.

As shown in Figure 1 to Figure 3, should include with the LED lighting device of stabilizing device: by the lamp body 4 of hardware realization, be welded on the LED lamp pearl 12 on the aluminium base 5, illuminating part 13 with the nestable Luminous Ring structure of core, lampshade 11, and the driver 1 that includes AC driven power and illuminating part drive system, illuminating part 13 includes three luminous ring flat-plates 6, every luminous ring flat-plate 6 is discoideus, marginal position superimposition at the circular plate type base material of transparent material has the long-afterglow material layer, the long afterglow layer is circular, consist of Luminous Ring 8, there is evenly spaced through hole 9 to penetrate in Luminous Ring 8, through hole 9 is the penetrating section of Luminous Ring 8, and the position that long-afterglow material applies namely consists of the illuminating part of Luminous Ring, every center is fixed with the turning cylinder 7 of form of sleeve, from top to bottom, luminous ring flat-plate gets radius and reduces gradually, the aperture of corresponding turning cylinder 7 also reduces gradually, but the radius of corresponding driven wheel 3 increases gradually, three superimposed formation illuminating parts 13 of luminous ring flat-plate 6 coaxial core, be positioned at the front end of lamp pearl 12 and be set on the lamp body 4 and be connected with driver 1, under the driving of the motor gear 2 in driver, three luminous ring flat-plates 6 rotate with different angular speed, but the linear velocity of the through hole 9 on each luminous ring flat-plate 6 is identical, corresponding illuminating part 13 is provided with three circle LED lamp pearl endless belt on the discoid aluminium base 5, LED lamp pearl 12 in every endless belt is according to the spacing evenly spaced setting corresponding with the through hole on the Luminous Ring 8, only contain a LED lamp pearl in every section, adjacent two LED lamp pearl reverse parallel connections in every endless belt, alternation, LED lamp pearl on the whole aluminium base is divided into two LED lamp pearls group according to the sequential of alternation, what the lamp pearl in the two LED lamp pearls group mixed mutually is arranged in together, it is even that this not only is conducive to bright dipping, and uniform heat distribution, be beneficial to heat radiation, even light modulation cover 11 with passage 10 is positioned at lamp body 4 foremost, cover aluminium base 5 and illuminating part 13, during lighting device work, two LED lamp pearls group is alternately luminous under the excitation of driver 1, the long after glow luminous material layer of illuminating part 13 can be excited by LED lamp pearl, reach rapidly stable bright dipping, illuminating part 13 moving axis 7 that rotates under the drive of driver 1 rotates, the opening and closing sequential of the rotary speed of illuminating part 13 and LED lamp pearl adapts, and illuminating part 13 covers the LED lamp pearl 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 illuminating part 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

1. with the LED lighting device of stabilizing device, include lamp body (4), LED lamp pearl (12), AC driven power, LED lamp pearl (12) divides into groups and is connected with AC driven power by circuit, each is organized LED lamp pearl (12) 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 (13), illuminating part under the support of drive system (13) can be done the motion that pivots, the structure of the grouping distributed architecture of LED lamp pearl (12) and illuminating part (13) adapts, illuminating part (13) is positioned at the front end of LED lamp pearl (12), cover part LED lamp pearl (12), unlatching and the closing timing of rotatablely move sequential and each group LED lamp pearl (12) of illuminating part (13) adapt.

2. described LED lighting device with stabilizing device according to claim 1, it is characterized in that: described illuminating part (13) is formed with core retainer plate is folded by some discrete Luminous Ring (8), each Luminous Ring (8) has different radiuses, be provided with illuminating part and penetrating section on the every Luminous Ring (8), the angular velocity of rotation of each Luminous Ring (8) is different, and the penetrating section of Luminous Ring (8) has identical linear velocity.

3. described LED lighting device with stabilizing device according to claim 2, it is characterized in that: LED lamp pearl (12) is according to the disc type distribution coaxial with illuminating part (13), the corresponding Luminous Ring of LED lamp pearl (12) (8) minute endless belt, LED lamp pearl (12) in every endless belt is according to the even space segmentation corresponding with penetrating of Luminous Ring (8), to the evenly spaced grouping of LED lamp pearl, every group of central LED lamp pearl (12) opened simultaneously or closes take section as the unit.

4. described vane type LED illuminating lamp according to claim 3, it is characterized in that: during this LED lighting device work, the illuminating part of illuminating part (13) covers the LED lamp pearl group of firmly closing all the time.

5. according to claim 2 to 4 described arbitrary LED lighting devices with stabilizing device, it is characterized in that: described illuminating part (13) is formed by stacking by some luminous ring flat-plates (6), hyalomere in the middle of each luminous ring flat-plate (6), edge's superimposition has the long-afterglow material layer of ring-type to consist of Luminous Ring (8), offer through hole (9) on the Luminous Ring (8) to consist of the penetrating section of Luminous Ring, each luminous ring flat-plate (6) center is connected with tubular rotating shaft (7), each luminous ring flat-plate (6) is joined together to form layer structure by tubular rotating shaft (7), under the drive of drive system, the around the shaft tubular rotating shaft of each Luminous Ring (8) (7) of illuminating part (13) is by different angular speed rotations.

6. the LED lighting device with stabilizing device according to claim 5 is characterized in that: this lighting device also includes even light modulation cover (11), and even light modulation cover (11) is positioned at lamp body (4) foremost.

7. the LED lighting device with stabilizing device according to claim 6 is characterized in that: offer passage (10) on the described even light modulation cover (11).