CN202266846U

CN202266846U - LED (Light Emitting Diode) lamp with stabilizing device

Info

Publication number: CN202266846U
Application number: CN2011202839234U
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: 2012-06-06
Anticipated expiration: 2021-08-06

Abstract

The utility model discloses an LED (Light Emitting Diode) lamp with a stabilizing device, which comprises a lamp body (4), LED lamp beads (12) and an alternating current driving power supply, wherein the LED lamp beads (12) are grouped and are connected with the alternating current driving power supply through circuits; the LED lamp beads (12) are turned on/off in groups based on a time schedule under the driving of the alternating current driving power supply; the LED lamp further comprises a driving system and an illuminating element (13); under the supporting of the driving system, the illuminating element (13) can rotate around an axis; a grouping distributed structure of the LED lamp beads (12) is matched with the structure of the illuminating element (13); the illuminating element (13) is located at the front end of the LED lamp beads (12) and is used for shielding a part of the LED lamp beads (12); and the time sequence of the rotation of the illuminating element (13) is matched with the time sequence of turning on/off the LED lamp beads (12). The volume of emitted light of the LED lamp is almost constant, the flicker effect is low, the distribution of the lamp beads is uniform, the light distribution is uniform and the LED lamp is beneficial for increasing the integrated level of the lamp beads.

Description

Have the LED lamp of stabilizing device

Technical field

The utility model relates to field of illuminating device, and relating in particular to a kind of is the illuminating lamp of the adapted to AC driving work of main light source with LED.

Background technology

LED (light emitting diode) compares than incandescent lamp, electricity-saving lamp, has advantages such as energy-conservation, durable, pollution-free, is regarded as lighting system of future generation the most likely, has caused widely to pay 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, and versicolor light waves such as outgoing is red, indigo plant belong to the cold light source that electric energy directly arrives luminous energy; On principle of luminosity, has outstanding advance; LED these exclusive principle and characteristics, the superiority of not only having brought LED to use as light source has proposed a series of brand-new requirements also for simultaneously the LED illumination application; Such as LED photochromic single, rising angle is little, caloric value is big, unidirectional conducting or the like, all need in concrete illumination scheme, adapt to.

Because light emitting diode has unidirectional conduction, 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, industry and commerce or public electricity-using at present, the mode with alternating current provides mostly, 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 document CN101208813B discloses a kind of " light-emitting device that is used for AC power operation ", and this device comprises LED wafer, and 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 and close these luminescence units successively 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 scintillation effect can be lowered, and fluorescent lifetime can be increased; But this scenario-frame is complicated, high to the requirement of manufacturing process.

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.

The utility model content

It is the illuminating lamp of the adapted to AC driving work of main light source with LED that the purpose of the utility model is to provide a kind of; Wherein employed LED lamp pearl is the ordinary lamps pearl of unidirectional conducting; Under the driving of ac voltage power supply; The amount of light approximately constant of this illuminating lamp, scintillation effect is low, but also have perfect heat-dissipating, light distribution evenly, help improving the advantage of lamp pearl integrated level.

The utility model adopts following technical scheme to realize: have the LED lamp 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 through circuit; Each is organized LED lamp pearl and under the driving of AC driven power, divides into groups chronologically to open and close; This LED illuminating lamp also includes drive system and illuminating part, and illuminating part can be done the motion of pivoting under the support of drive system, and the grouping distributed architecture of LED lamp pearl and the structure of illuminating part adapt; Illuminating part be positioned at LED lamp pearl front end, cover partial L ED lamp pearl, unlatching and the closing timing of sequential and each group LED lamp pearl that rotatablely moves of illuminating part adapt.

The further technical scheme of the utility model is: said illuminating part is formed with core retainer plate is folded by the Luminous Ring of some separations; Each Luminous Ring has different radiuses; Every Luminous Ring is provided with illuminating part and penetrating portion; The angular velocity of rotation of each Luminous Ring is different, and penetrating of Luminous Ring has identical linear velocity.

The further technical scheme of the utility model is: LED lamp pearl is according to distributing with the coaxial disc type of illuminating part; The corresponding Luminous Ring of LED lamp pearl is divided endless belt; LED lamp pearl in every endless belt again according to penetrating corresponding even space segmentation of Luminous Ring; With the section be the unit to the evenly spaced grouping of LED lamp pearl, the LED lamp pearl in the middle of every group is opened simultaneously or closes.

The further technical scheme of the utility model is: the illuminating part of illuminating part covers the LED lamp pearl group of firmly closing all the time during illuminating lamp work.

The further technical scheme of the utility model is: said illuminating part is formed by stacking by some luminous ring flat-plates; In the middle of each luminous ring flat-plate is hyalomere; Edge's superimposition has the long-afterglow material layer of ring-type to constitute Luminous Ring; Offer through hole on the Luminous Ring to constitute the penetrating portion of Luminous Ring, each luminous ring flat-plate center is connected with the tubular rotating shaft, and each luminous ring flat-plate is joined together to form layer structure through the tubular rotating shaft; Under the drive of drive system, each Luminous Ring tubular rotating shaft around the shaft of illuminating part is by different angular speed rotations.

The further technical scheme of the utility model is: the said LED lamp of stabilizing device that has also includes even light modulation cover, and even light modulation cover is positioned at lamp body foremost.

The further technical scheme of the utility model is: offer passage on the said even light modulation cover.

Adopt the LED lamp of stabilizing device having of this structure, with illuminating part as secondary light source, main light source LED lamp pearl is extended main light source open-interval basis through modes such as groupings on; Through the mode that rotatablely moves, the LED lamp pearl that cover is closed is under the driving of ac voltage power supply; The amount of light approximately constant of this illuminating lamp; Scintillation effect is low, and adopts the illuminating part with the nestable Luminous Ring structure of core, can guarantee that each linear velocity of penetrating is identical; Be convenient to improve the uniformity that the lamp pearl distributes, light distribution evenly, help improving lamp pearl integrated level; Install even light modulation cover additional at the lamp body front end and can further lower flicker, and through air vent is set, but the auxiliary lamp heat radiation.

Below in conjunction with accompanying drawing and embodiment the utility model is further set forth, the protection domain of the utility model 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 utility model;

Fig. 2 is the view at another visual angle of Fig. 1;

Fig. 3 be a specific embodiment of the utility model the combination sketch map of illuminating part.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is done further to set forth.

To shown in Figure 3, this has the LED lamp of stabilizing device and includes like Fig. 1: the lamp body of being realized by hardware 4, be welded on LED lamp pearl 12, illuminating part 13, the lampshade 11 with the nestable Luminous Ring structure of core on the aluminium base 5 and include AC driven power and the driver of illuminating part drive system 1, illuminating part 13 includes three luminous ring flat-plates 6; It is discoideus that every luminous ring flat-plate 6 is, and in the marginal position superimposition of the circular plate type base material of transparent material the long-afterglow material layer arranged, and the long afterglow layer is circular; Constitute Luminous Ring 8, have evenly spaced through hole 9 to penetrate in Luminous Ring 8, through hole 9 is the penetrating portion of Luminous Ring 8; And the position that long-afterglow material applies promptly constitutes the illuminating part of Luminous Ring, and every center is fixed with the turning cylinder 7 of form of sleeve, from top to bottom; The radius of luminous ring flat-plate reduces gradually, and 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 are positioned at the front end of lamp pearl 12 and are set on the lamp body 4 and are 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, and 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 according to Luminous Ring 8 on the evenly spaced setting of the corresponding spacing of through hole, only contain a LED lamp pearl, the adjacent two LED lamp pearl reverse parallel connections in every endless belt in every section; Alternation; LED lamp pearl on the whole aluminium base is divided into two LED lamp pearls group according to the sequential of alternation, and what the lamp pearl in the two LED lamp pearls group mixed each other is arranged in together, and it is even that this not only helps bright dipping; And uniform heat distribution; Be beneficial to heat radiation, the even light modulation cover 11 that has passage 10 is positioned at lamp body 4 foremost, covers aluminium base 5 and illuminating part 13; During illuminating lamp work; Two LED lamp pearls groups is alternately luminous under the excitation of driver 1, and the long after glow luminous material layer of illuminating part 13 can receive LED lamp pearl to excite, reach rapidly stable bright dipping, and illuminating part 13 moving axis 7 that under the drive of driver 1, rotates 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.Through adopting other group technology in the known technology; Like the disclosed group protocol of Chinese patent document 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.

The embodiment of the utility model is not limited to the foregoing description, all should belong within the protection domain of the utility model in the various variations that do not break away under the utility model design prerequisite.

Claims

1. have the LED lamp 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 through circuit; Each is organized LED lamp pearl (12) and under the driving of AC driven power, divides into groups chronologically to open and close; It is characterized in that: this LED illuminating lamp also includes drive system and illuminating part (13), and illuminating part under the support of drive system (13) can be done the motion of pivoting, and the structure of grouping distributed architecture of LED lamp pearl (12) and illuminating part (13) adapts; Illuminating part (13) be positioned at LED lamp pearl (12) front end, cover partial L ED lamp pearl (12), unlatching and the closing timing of sequential and each the group LED lamp pearl (12) that rotatablely moves of illuminating part (13) adapt.

2. according to the said LED lamp of stabilizing device that has of claim 1; It is characterized in that: said illuminating part (13) is formed with core retainer plate is folded by the Luminous Ring (8) of some separations; Each Luminous Ring (8) has different radiuses; Every Luminous Ring (8) is provided with illuminating part and penetrating portion, and the angular velocity of rotation of each Luminous Ring (8) is different, and penetrating of Luminous Ring (8) has identical linear velocity.

3. according to the said LED lamp of stabilizing device that has of claim 2; It is characterized in that: LED lamp pearl (12) is according to distributing with the coaxial disc type of illuminating part (13); The corresponding Luminous Ring of LED lamp pearl (12) (8) is divided endless belt; LED lamp pearl (12) in every endless belt according to penetrating corresponding even space segmentation of Luminous Ring (8), with the section be the unit to the evenly spaced grouping of LED lamp pearl, the LED lamp pearl (12) in the middle of every group is opened simultaneously or closes.

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

5. according to the described LED lamp of stabilizing device that has of the arbitrary claim in the claim 2 to 4; It is characterized in that: said illuminating part (13) is formed by stacking by some luminous ring flat-plates (6); In the middle of each luminous ring flat-plate (6) is hyalomere; Edge's superimposition has the long-afterglow material layer of ring-type to constitute Luminous Ring (8); Offer through hole (9) on the Luminous Ring (8) to constitute the penetrating portion of Luminous Ring, each luminous ring flat-plate (6) center is connected with tubular rotating shaft (7), and each luminous ring flat-plate (6) is joined together to form layer structure through tubular rotating shaft (7); Under the drive of drive system, each Luminous Ring (8) tubular rotating shaft around the shaft (7) of illuminating part (13) is by different angular speed rotations.

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

7. according to the said LED lamp of stabilizing device that has of claim 6, it is characterized in that: offer passage (10) on the said even light modulation cover (11).