CN203384704U - Light-emitting diode (LED) candle lamp - Google Patents
Light-emitting diode (LED) candle lamp Download PDFInfo
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- CN203384704U CN203384704U CN201320401667.3U CN201320401667U CN203384704U CN 203384704 U CN203384704 U CN 203384704U CN 201320401667 U CN201320401667 U CN 201320401667U CN 203384704 U CN203384704 U CN 203384704U
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- light guide
- reflecting surface
- led module
- led
- light
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Abstract
The utility model discloses an LED candle lamp. The LED candle lamp comprises a housing, a lamp holder, a lamp shade, an LED module and a light guide part. The LED module is mounted on a fixing panel in the housing, and the light guide part is mounted in the light emitting direction of the LED module and comprises a cylindrical first light guide portion and a hollow truncated-cone-shaped second light guide portion. The inner revolution surface of the second light guide portion is reflective planes, and the outer revolution surface of the second light guide portion is a transmission plane. The lamp cover covers the outsides of the LED module and the light guide part and is mounted at one end of the housing, and the lamp holder is mounted at the other end of the housing, which is opposite to the lamp cover. The reflection planes comprises a first tapered reflection plane close to the LED module and a second tapered reflection plane away from the LED module, and the gradient of the first reflection plane is smaller than the gradient of the second reflection plane. The LED candle lamp had the advantages of being high in light transmittance and luminous effect, capable of achieving a 300-degree large angle and uniform in light distribution, and the lighting effect is accordant with the light ray atmosphere of a candle.
Description
Technical field
The utility model relates to lighting device, particularly relates to a kind of LED candle lamp.
Background technology
The LED candle lamp is because of very energy saving, long service life and not dangerous, by more and more for interior decoration.Existing LED candle lamp mainly contains following 3 kinds:
The first is that illuminator is made and is similar to the candle flame profile, and profile and candle are really true to life, but the light guide effect of the illuminator of its candle flame profile does not have the light atmosphere effect of candle.
The second is cylindric illuminator, and it is by the guide structure of cylindric illuminator, by the LED light conduction of illuminator base to illuminator, and the light atmosphere of building similar candle.Although lens arrangement profile and the candle of this cylindric illuminator are different, the light atmosphere of sending more approaches candle light.The weak point that the lens arrangement of this cylindric illuminator exists is: 1, light more concentrates on top, and center light is powerful, and light intensity is little on every side, and the beam spread angle is inadequate, still with the distribution of light of true candle, gap is arranged.2, the profile of the lens arrangement of cylindric illuminator and candle differ far away.Common LED candle lamp translucent effect is inhomogeneous, and light efficiency is not high, can not meet people's demand.
The third is, on the light emission direction of LED module, cylindrical lens is set, the upper end of lens has recess, this recess forms reflecting surface, the first direction that the part of the emergent light that LED module is sent guiding is vertical with outgoing the place ahead of this emergent light or more to lamp holder, roll oblique second direction than this first direction.Shone the rear side (lamp holder side) of LED electric light by means of the diffusion effect of optics cover by the part of the light of reflection from lens.This LED lamp can be realized the illumination range of 260 degree, in the 180 degree scopes that its light-emitting area at LED module makes progress, light distribution can be said to be even, but, a little less than the light distribution relatively of its middle body, can only, as common electric light, with the desired lighting effect of candle lamp, not too conform to.
Summary of the invention
For above-mentioned prior art present situation, technical problem to be solved in the utility model is, a kind of LED candle lamp is provided, and it can realize that the wide-angle uniform light distributes, and can more conform to the desired light atmosphere of candle its light distribution effect.
In order to solve the problems of the technologies described above, a kind of LED candle lamp provided by the utility model, comprise shell, lamp holder, lampshade, LED module and light guide member, be provided with fixed head in described shell, described LED module is arranged on described fixed head, described light guide member is arranged on the light direction of described LED module, described light guide member comprises cylindric the first light guide section and is arranged at hollow round table shape second light guide section of this first light guide section away from described LED module one end, the interior surface of revolution of described the second light guide section is reflecting surface, the outer surface of revolution of described the second light guide section is transmission plane, described lampshade covers described LED module and described light guide member outside and is arranged on an end of described shell, described lamp holder is arranged on the other end of described shell with respect to described lampshade, described reflecting surface comprises near taper first reflecting surface of described LED module with away from taper second reflecting surface of described LED module, and the slope of described the first reflecting surface is less than the slope of described the second reflecting surface.
In embodiment, described the second reflecting surface is the coated reflection face, and the reflecting rate of described the second reflecting surface is greater than 90% therein.
In embodiment, described the second reflecting surface is connected with described transmission plane with respect to an end of described the first reflecting surface therein.
In embodiment, described the first reflecting surface extends in described the first light guide section with respect to an end of described the second reflecting surface therein.
Therein in embodiment, described transmission plane comprises near the first transmission plane of described LED module with away from the second transmission plane of described LED module, and described the first transmission plane is outer convex globoidal, what described the second transmission plane was opening towards described the first transmission plane one side is tubaeform.
In embodiment, the outer surface of revolution of described the first light guide section is the 3rd reflecting surface, and described the 3rd reflecting surface is circle drum therein.
In embodiment, on described fixed head, gripper shoe is installed therein, an end of the close described LED module of described light guide member is fixed on described gripper shoe.
In embodiment, the cross sectional shape of the end of described lampshade is parabola shaped therein.
In embodiment, it is crooked pointed that the end of described lampshade is therein.
In embodiment, the height of described lampshade becomes golden ratio substantially with the height of described light guide member therein.
Compared with prior art, LED candle lamp provided by the utility model, its light guide member is owing to having adopted said structure, there is high light transmission rate, and light efficiency is high, can realize that the relative uniform light of wide-angle of 300 degree distributes, its lighting effect more conforms to the light atmosphere of candle.
The accompanying drawing explanation
The main TV structure schematic diagram that Fig. 1 is the LED candle lamp in one of them embodiment of the utility model;
Fig. 2 is the cutaway view along A-A line in Fig. 1;
The structural representation of the light guide member that Fig. 3 is the LED candle lamp in Fig. 1;
The light path schematic diagram that Fig. 4 a, 4b are the first reflecting surface;
The distribution curve flux figure that Fig. 5 is the LED candle lamp in Fig. 1;
The main TV structure schematic diagram that Fig. 6 is the LED candle lamp in another embodiment of the utility model;
Fig. 7 is the cutaway view along B-B line in Fig. 6.
In above each figure, 1, lampshade; 2, light guide member; 21, the first light guide section; 21a, the 3rd reflecting surface; 22, the second light guide section; 22a, the first reflecting surface; 22b, the second reflecting surface; 22c, the first transmission plane; 22d, the second transmission plane; 3, LED module; 4, gripper shoe; 5, screw; 6, fixed head; 7, shell; 8, driving power; 9, lamp holder.
The specific embodiment
Below with reference to accompanying drawing, also the utility model is elaborated in conjunction with the embodiments.It should be noted that, in the situation that do not conflict, below feature in each embodiment and embodiment can mutually combine.
As shown in Figures 1 and 2, LED candle lamp in one of them embodiment of the utility model comprises: shell 7, lamp holder 9, lampshade 1, LED module 3 and light guide member 2, wherein, one end of described shell 7 is connected with described lamp holder 9, the other end of shell 7 is connected with lampshade 1, and driving power 8 and fixed head 6 are housed in described shell 7.Described shell 7 preferably adopts aluminum to make, so that LED module 3 and driving power 8 are dispelled the heat.Described LED module 3 as light source is arranged on fixed head 6.
Described light guide member 2 is arranged in described lampshade 1 and is positioned on the light direction of described LED module 3.As shown in Figure 3, described light guide member 2 comprises cylindric the first light guide section 21 and is arranged at hollow round table shape second light guide section 22 of this first light guide section 21 away from described LED module 3 one ends, the interior surface of revolution of described the second light guide section 22 is reflecting surface, this reflecting surface comprises near the taper first reflecting surface 22a of described LED module 3 with away from the taper second reflecting surface 22b of described LED module 3, and the slope of described the first reflecting surface 22a is less than the slope of described the second reflecting surface 22b.There is matching relationship in the slope range of the slope range of described the first reflecting surface 22a and described the second transmission plane 22d, if the slope of described the first reflecting surface 22a is too small, Guang Congyuan returns on road and (sees Fig. 4 a), reduce transmitance; Otherwise, if slope is excessive, light penetrates (seeing Fig. 4 b) from front, can not arrive side, affects the luminous intensity distribution shape.Preferably, described the first reflecting surface 22a extends in described the first light guide section 21 with respect to the end of described the second reflecting surface 22b.The reflecting rate of described the second reflecting surface 22b is very large on the transmitance impact of light, therefore preferably, described the second reflecting surface 22b is the coated reflection face, and the reflecting rate of described the second reflecting surface 22b is greater than 90%.In order to prevent that light from penetrating from front, described the second reflecting surface 22b is connected with described transmission plane with respect to the end of described the first reflecting surface 22a.
The outer surface of revolution of described the second light guide section 22 is transmission plane, this transmission plane comprises near the first transmission plane 22c of described LED module 3 with away from the second transmission plane 22d of described LED module 3, described the first transmission plane 22c is outer convex globoidal, and what described the second transmission plane 22d was opening towards described the first transmission plane 22c mono-side is tubaeform.
Preferably, the outer surface of revolution of described the first light guide section 21 is the 3rd reflecting surface 21a, and described the 3rd reflecting surface 21a is circle drum or other suitable distortion.
Preferably, in order to reduce the interface light loss, described light guide member 2 adopts PC material one to process.Certainly, also can adopt sub-assembly to process.
Fig. 5 is distribution curve flux of the present utility model, from Fig. 5 curve, the LED candle lamp in the present embodiment can realize that the illumination that is close to 300 degree covers, from the light distribution of single LED lamp grain, the light intensity that the lamp grain central authorities angle of divergence is 20 degree is relatively strong, and the light distribution of all the other angles is all more even.Corresponding so many LED lamp grains form the lamp source, just present whole light intensity more even, and the light atmosphere effect of the lamp source central authorities similar candle light distribution that light intensity is relatively strong among a small circle.
Preferably, described light guide member 2 is fixed on described gripper shoe 4 near an end of described LED module 3, and described gripper shoe 4 is fixed on fixed head 6 by screw 5.
Described lampshade 1 covers and protects LED module 3 and light guide member 2, and the light transmission that LED module 3 sends is gone out, and this lampshade 1 adopts optical grade glass to make.Preferably, the cross sectional shape of the end of described lampshade 1 is parabola shaped (as shown in Figure 2).
As shown in Figure 2, preferably, the height H 2 of described lampshade 1 becomes golden ratio substantially with the height H 1 of described light guide member 2.
Fig. 6 and Figure 7 shows that the structural representation of the LED candle lamp in another embodiment of the utility model, different from above-described embodiment is, it is crooked pointed that the end of the lampshade 1 of the LED candle lamp in the present embodiment is, LED candle lamp outward appearance in the present embodiment is like the shape of little grass, better appearance like this.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (10)
1. a LED candle lamp, comprise shell, lamp holder, lampshade, LED module and light guide member, be provided with fixed head in described shell, described LED module is arranged on described fixed head, described light guide member is arranged on the light direction of described LED module, described light guide member comprises cylindric the first light guide section and is arranged at hollow round table shape second light guide section of this first light guide section away from described LED module one end, the interior surface of revolution of described the second light guide section is reflecting surface, the outer surface of revolution of described the second light guide section is transmission plane, described lampshade covers described LED module and described light guide member outside and is arranged on an end of described shell, described lamp holder is arranged on the other end of described shell with respect to described lampshade, it is characterized in that, described reflecting surface comprises near taper first reflecting surface of described LED module with away from taper second reflecting surface of described LED module, and the slope of described the first reflecting surface is less than the slope of described the second reflecting surface.
2. LED candle lamp according to claim 1, is characterized in that, described the second reflecting surface is the coated reflection face, and the reflecting rate of described the second reflecting surface is greater than 90%.
3. LED candle lamp according to claim 1, is characterized in that, described the second reflecting surface is connected with described transmission plane with respect to an end of described the first reflecting surface.
4. LED candle lamp according to claim 1, is characterized in that, described the first reflecting surface extends in described the first light guide section with respect to an end of described the second reflecting surface.
5. LED candle lamp according to claim 1, it is characterized in that, described transmission plane comprises near the first transmission plane of described LED module with away from the second transmission plane of described LED module, and described the first transmission plane is outer convex globoidal, what described the second transmission plane was opening towards described the first transmission plane one side is tubaeform.
6. LED candle lamp according to claim 1, is characterized in that, the outer surface of revolution of described the first light guide section is the 3rd reflecting surface, and described the 3rd reflecting surface is circle drum.
7. LED candle lamp according to claim 1, is characterized in that, on described fixed head, gripper shoe is installed, and an end of the close described LED module of described light guide member is fixed on described gripper shoe.
8. according to the described LED candle lamp of any one in claim 1 to 7, it is characterized in that, the cross sectional shape of the end of described lampshade is parabola shaped.
9. according to the described LED candle lamp of any one in claim 1 to 7, it is characterized in that, it is crooked pointed that the end of described lampshade is.
10. according to the described LED candle lamp of any one in claim 1 to 7, it is characterized in that, the height of described lampshade becomes golden ratio substantially with the height of described light guide member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320401667.3U CN203384704U (en) | 2013-07-05 | 2013-07-05 | Light-emitting diode (LED) candle lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320401667.3U CN203384704U (en) | 2013-07-05 | 2013-07-05 | Light-emitting diode (LED) candle lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203384704U true CN203384704U (en) | 2014-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320401667.3U Expired - Fee Related CN203384704U (en) | 2013-07-05 | 2013-07-05 | Light-emitting diode (LED) candle lamp |
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| Country | Link |
|---|---|
| CN (1) | CN203384704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109803203A (en) * | 2019-03-27 | 2019-05-24 | 国光电器股份有限公司 | A kind of speaker light structure and speaker |
-
2013
- 2013-07-05 CN CN201320401667.3U patent/CN203384704U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109803203A (en) * | 2019-03-27 | 2019-05-24 | 国光电器股份有限公司 | A kind of speaker light structure and speaker |
| CN109803203B (en) * | 2019-03-27 | 2024-03-01 | 国光电器股份有限公司 | Sound box light structure and sound box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20140108 Termination date: 20180705 |
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| CF01 | Termination of patent right due to non-payment of annual fee |