CN102418878A - Illuminating device - Google Patents
Illuminating device Download PDFInfo
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- CN102418878A CN102418878A CN2010102998885A CN201010299888A CN102418878A CN 102418878 A CN102418878 A CN 102418878A CN 2010102998885 A CN2010102998885 A CN 2010102998885A CN 201010299888 A CN201010299888 A CN 201010299888A CN 102418878 A CN102418878 A CN 102418878A
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- light
- lighting device
- luminescence unit
- lamp socket
- diffusing structure
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Abstract
The invention relates to an illuminating device, which comprises a supporting unit, a light-emitting unit and a light-guiding cover. The supporting unit comprises a lamp holder; the lamp holder is provided with an inclined plane inclined towards the upward side; the light-emitting unit is arranged on the inclined plane and is inclined in a direction the same as the inclined plane; the light-guiding cover is connected with the supporting unit, is positioned above the light-emitting unit, and comprises a body, a blocking edge and a scattering structure; the body is provided with an arc-shaped outer edge; the blocking edge downwards extends from the outer edge of the body and is provided with a reflecting plane opposite to the light-emitting unit; the scattering structure is distributed on the lower surface of the body; and the reflecting plane and the scattering structure together reflect the light irradiated by the light-emitting unit towards a horizontal plane, so that most of the reflected light irradiates towards the ground. By using the illuminating device, the light is prevented from directly irradiating human eyes to generate glare; the light can be reflected to irradiate towards the ground; further, the irradiated area is enlarged and the light is distributed uniformly by utilizing the scattering structure; and the illumination of the ground can be promoted.
Description
Technical field
The present invention relates to a kind of lighting device, particularly relate to a kind of lighting device of low clearance.
Background technology
The street lamp of present outdoor setting, no matter be general street lamp or the other short lamp of park path, the light that penetrates usually can directly be injected people's eyes and produce glare phenomenon, and people's vision is felt under the weather.Wherein higher street lamp is because light is down scattered by eminence, and short lamp is to scatter from lower to upper, all can inject human eye, causes dazzle.
And rainy day, haze or sand and dust more for a long time; Be located at the other large-scale street lamp of Ordinary Rd, because the height of street lamp is higher, it is longer that light arrives the path of walking on ground by light source; Receive the influence of air medium easily and cause scattering; And reduce illumination to ground, and make that the illumination on ground is not enough, also can influence safety with passerby.
This shows that above-mentioned existing lighting device obviously still has inconvenience and defective, and demands urgently further improving in structure and use.In order to solve the problem of above-mentioned existence; Relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly; But do not see always that for a long time suitable design is developed completion, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of novel lighting device, real one of the current important research and development problem that belongs to, also becoming the current industry utmost point needs improved target.
Summary of the invention
The objective of the invention is to, overcome the defective that existing lighting device exists, and a kind of novel lighting device is provided, technical problem to be solved provide a kind of can anti-dazzle and promote the lighting device of the illumination of large area region, be very suitable for practicality.
The object of the invention and solve its technical problem and adopt following technical scheme to realize.According to a kind of lighting device that the present invention proposes, it comprises: a support unit and a luminescence unit; It is characterized in that: this support unit comprises a lamp socket, and this lamp socket has the inclined plane of oblique upper on one day; This luminescence unit is located at this inclined plane and is tilted in the same way with this inclined plane; And this lighting device also comprise one be connected and be positioned at this luminescence unit top with this support unit light-guiding shade; This light-guiding shade comprises a body, a retaining edge and a diffusing structure; This body has an arc outer rim; The outer rim of this this body of retaining cause is toward extending below and having a reflecting surface with respect to this luminescence unit; This diffusing structure is distributed in the lower surface of this body, and this reflecting surface and this diffusing structure reflect the light of this luminescence unit towards direction irradiation above water jointly, and most reverberation is shone towards ground.
The object of the invention and solve its technical problem and also can adopt following technical measures further to realize.
Preferably; According to a preferred embodiment of the present invention, aforesaid lighting device, wherein said body is tabular; And this diffusing structure comprises most by this body outer rim and be the arc identical with this outer rim layer by layer toward the arcuation raised line of interior arrangement, and respectively this arcuation raised line has a curved surface respectively.
Preferably; According to a preferred embodiment of the present invention; Aforesaid lighting device; Be the round surface of concave surface near the curved surface of this arcuation raised line of this luminescence unit in wherein said these arcuation raised lines, the curved surface of all the other arcuation raised lines is the oval calotte of convex surface, and the curvature of each oval calotte can be different.
Preferably, according to a preferred embodiment of the present invention, aforesaid lighting device, wherein said body are to be the semicircle tabular of center with this lamp socket, and the arcuation raised line of this diffusing structure is that the center of circle with this body is the arrangement of concentric circles arcuation.
Preferably, according to a preferred embodiment of the present invention, aforesaid lighting device, wherein said body are to be that central circular is tabular with this lamp socket, and the arcuation raised line of this diffusing structure is that the center of circle with this body is the concentric circles arcuation and arranges.
Preferably, according to a preferred embodiment of the present invention, aforesaid lighting device, wherein said luminescence unit comprise most the light-emittingdiodes that are provided with towards this light-guiding shade separately.
Preferably, according to a preferred embodiment of the present invention, aforesaid lighting device, wherein said inclined plane with respect to the horizontal plane is angle 15 to 60 degree and tilts.
Preferably, according to a preferred embodiment of the present invention, aforesaid lighting device, wherein said luminescence unit are overhead highly between 0.7 to 1.5 meter.
Preferably, according to a preferred embodiment of the present invention, aforesaid lighting device, the diameter of wherein said body is between 20 to 50 centimetres.
Preferably, according to a preferred embodiment of the present invention, aforesaid lighting device, wherein said light-guiding shade comprise that also one is connected in the fixed part of this body, and this fixed part is located at this lamp socket end face, and this light-guiding shade is combined with this lamp socket to fix.
The present invention compared with prior art has tangible advantage and beneficial effect.Know by above,, the invention provides a kind of lighting device, comprise a support unit, a luminescence unit and a light-guiding shade for achieving the above object.Support unit comprises a lamp socket, and lamp socket has the inclined plane of oblique upper on one day.Luminescence unit is located at the inclined plane and is tilted in the same way with the inclined plane.Light-guiding shade is connected with support unit and is positioned at above the luminescence unit; Comprise a body, a retaining edge and a diffusing structure; Body has an arc outer rim, and the outer rim of retaining cause body is toward extending below and having a reflecting surface with respect to luminescence unit, and diffusing structure is distributed in the lower surface of body; Reflecting surface and diffusing structure reflect the light of luminescence unit towards direction irradiation above water jointly, and most reverberation is shone towards ground.
By technique scheme, lighting device of the present invention has advantage and beneficial effect at least:
Block towards the light of direction irradiation above water by light-guiding shade; To avoid light direct projection human eye to produce dazzle; And can the light reflection be shone towards ground; And utilize the area of diffusing structure expansion irradiation and light is evenly distributed, add that light source (by the light of light-guiding shade reflection) is overhead highly lower, can promote the illumination on ground.
In sum, the invention relates to a kind of lighting device, comprise a support unit, a luminescence unit and a light-guiding shade.Support unit comprises a lamp socket, and lamp socket has the inclined plane of oblique upper on one day.Luminescence unit is located at the inclined plane and is tilted in the same way with the inclined plane.Light-guiding shade is connected with support unit and is positioned at above the luminescence unit; Comprise a body, a retaining edge and a diffusing structure; Body has an arc outer rim, and the outer rim of retaining cause body is toward extending below and having a reflecting surface with respect to luminescence unit, and diffusing structure is distributed in the lower surface of body; Reflecting surface and diffusing structure reflect the light of luminescence unit towards direction irradiation above water jointly, and most reverberation is shone towards ground.The present invention has obvious improvement technically, and has tangible good effect, really is the new design of a novelty, progress, practicality.
Above-mentioned explanation only is the general introduction of technical scheme of the present invention; Understand technological means of the present invention in order can more to know; And can implement according to the content of specification, and for let of the present invention above-mentioned with other purposes, feature and advantage can be more obviously understandable, below special act preferred embodiment; And conjunction with figs., specify as follows.
Description of drawings
Fig. 1 is the exploded perspective view of first preferred embodiment of lighting device of the present invention.
Fig. 2 is the constitutional diagram of Fig. 1.
Fig. 3 is the cross-sectional schematic of diffusing structure of a light-guiding shade of this first preferred embodiment.
Fig. 4 is the stereogram of second preferred embodiment of lighting device of the present invention.
Fig. 5 is the stereogram of the 3rd preferred embodiment of lighting device of the present invention.
The specific embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention; Below in conjunction with accompanying drawing and preferred embodiment; To its specific embodiment of lighting device, structure, characteristic and the effect thereof that proposes according to the present invention, specify as after.
Relevant aforementioned and other technology contents, characteristics and effect of the present invention can clearly appear in the following detailed description that cooperates with reference to graphic preferred embodiment.Explanation for ease, in following embodiment, components identical is represented with identical numbering.
See also Fig. 1, Fig. 2 and Fig. 3, first preferred embodiment of lighting device of the present invention comprises: a support unit 1, a luminescence unit 2 and a light-guiding shade 3.
Support unit 1 has a bracing frame 11 and a lamp socket 12.In the present embodiment, support unit 1 is to be combined by bracing frame of making respectively 11 and lamp socket 12, and bracing frame 11 is in order to the high lamp socket 12 of frame, and confession is locked in ground.Lamp socket 12 has the inclined plane 13 of oblique upper on one day, and processes for the higher aluminium material of the coefficient of heat conduction, can have heat sinking function concurrently, but support unit 1 also can be integrally formed aspect and have heat sinking function.Luminescence unit 2 is located at inclined plane 13 and is tilted in the same way with inclined plane 13, that is to say that luminescence unit 2 relative horizontal planes are a tilt angle theta setting.In the present embodiment, luminescence unit 2 comprises most the light-emittingdiodes 21 that are provided with towards light-guiding shade 3 separately, and light-emittingdiode 21 is to adopt the high power person preferable.Utilize the radiating efficiency of the heat sinking function increase light-emittingdiode 21 of lamp socket 12.Luminescence unit 2 overhead the height with between 0.7 to 1.5 meter preferable, can adjust by support unit 1.Luminescence unit 2 and inclined plane 13 tilt angle theta with respect to the horizontal plane tilt preferablely to be angle 15 to 60 degree, and tilt angle theta can be with luminescence unit 2 height adjustment overhead, when luminescence unit 2 is overhead highly higher; Tilt angle theta can be bigger; When luminescence unit 2 was overhead highly low, tilt angle theta can be less, so that irradiation is even; Avoid producing local bright, and can enlarge the area of field of illumination.
Light-guiding shade 3 is connected with support unit 1 and is positioned at luminescence unit 2 tops, comprises a body 31, a retaining edge 32, a diffusing structure 33, an alar part 34 and a fixed part 35.Body 31 has an arc outer rim 311; At present embodiment; Body 31 is to be the semicircle tabular of center with lamp socket 12, so-called here, and " with lamp socket 12 is the " center " center of circle that is not limited to body 31 and the center of lamp socket 12 overlaps, and the center of circle that needs only body 31 is roughly near lamp socket 12.Reflecting surface 321 keeps off outer rim 311 past extend below of edge 32, and has a reflecting surface 321 with respect to luminescence unit 2, as long as can block the light that luminescence unit 2 penetrates toward horizontal directions toward the height that extend below by body 31.Diffusing structure 33 is distributed in the lower surface of body 31; And comprise most by body 31 outer rims 311 and be the arc identical layer by layer toward the arcuation raised line 331,332 of interior arrangement with outer rim 311; That is to say arcuation raised line the 331, the 332nd, be the concentric circles arcuation with the center of circle of body 31 and arrange; Each arcuation raised line 331,332 has a curved surface, and (repeat the position of curved surface and raised line; So other label), be the round surface of concave surface in the arcuation raised line 331,332 near the curved surface of the arcuation raised line 332 of luminescence unit 2, the curved surface of all the other arcuation raised lines 331 is the oval calotte of convex surface; And the curvature of each oval calotte can be different; The curvature of each curved surface can be adjusted according to the light field of the luminescence unit of selecting for use 2 and the tilt angle theta of luminescence unit 2 (being the relative position of light-guiding shade 3 and luminescence unit 2), and the adjustment of the tilt angle theta of the also corresponding luminescence unit 2 of the diameter of body 31, and its diameter is with preferable between 20 to 50 centimetres.For example, tilt angle theta more hour, it is many that the luminous flux that diffusing structure 33 is received becomes; The diameter of body 31 can be longer; And the curvature near the curved surface of the arcuation raised line 332 of luminescence unit 2 is bigger, light is reflexed at a distance, to enlarge the irradiated area on ground and the uniformity of irradiation.Alar part 34 is protruded out toward the outside by retaining edge 32 bottoms, alar part 34 have one with retaining edge 32 inboard adjacent oval calottes 341, in order to auxiliary will be via diffusing structure 33 light reflected again towards ground return.Fixed part 35 is connected in the central authorities of body 31 straight flange sides and extends outward, and is located at lamp socket 12 end faces (present embodiment is that screw lock is in lamp socket 12 end faces), and it is fixing that light-guiding shade 3 is combined with lamp socket 12.It should be noted that the oval calotte 341 of reflecting surface 321, diffusing structure 33 and the alar part 34 of retaining edge 32, these surfaces can be minute surface or matsurface does not limit, and alar part 34 can not established yet.
Because the luminescence unit 2 of this preferred embodiment overhead highly is not higher than 1.5 meters, is lower than common people's height of sighting line, by the light of reflecting surface 321 and direction (comprising) irradiation above water of diffusing structure 33 common reflection luminescence units 2 courts towards horizontal direction; And the light that luminescence unit 2 is penetrated is directly injected the people's of process eyes, can not produce dazzle, and by diffusing structure 33 most reverberation shone towards ground; Except enlarging irradiated area; And irradiation is evenly distributed, avoid producing local bright, moreover; Light is reflexed to the distance on ground by light-guiding shade 3 short compared to general street lamp, and can significantly improve the illumination on ground.
In addition; This preferred embodiment can be applied to outdoor lighting or room lighting and unrestricted; And in the present embodiment, support unit 1 is that to connect a holder 4 and be fixed in ground with holder 4 screw locks with bracing frame 11 bottoms be example, but holder 4 also can be to have the greater weight pedestal; Do not need screw lock promptly can support light-guiding shade 3 and support unit 1 in ground, and can make things convenient for the position of removable lighting.Perhaps lamp socket 12 also can be fixed in a wall (not shown), need not use bracing frame 11, with the demand of adapted space design.The main side in the zone of this preferred embodiment illumination at support unit 1; That is to say a side of light-guiding shade 3, therefore be specially adapted to be arranged on the roadside, make light-guiding shade 3 towards the road surface; Can make the field of illumination all drop on the scope on road surface, have preferable service efficiency.And be located at when indoor, can lean on the wall setting, to save the space.
Consult Fig. 4, second preferred embodiment of lighting device of the present invention, roughly the same with first preferred embodiment; Only; The body 31 of the light-guiding shade 3 of second preferred embodiment is to be that central circular is tabular with lamp socket 12, that is to say, the light-emittingdiode 21 of the light-guiding shade 3 of first preferred embodiment and luminescence unit 2 is symmetrically set in the opposite both sides of support unit 1; Make the both sides of support unit 1 that the field of illumination all arranged, to meet different user demands.In second preferred embodiment, fixed part 35 is positioned at body 31 central authorities, is installed in support unit 1 top by fixed part 35, and light-guiding shade 3 is combined with support unit 1.
Consult Fig. 5; The 3rd preferred embodiment of lighting device of the present invention; Roughly the same with first preferred embodiment; Only, the 3rd preferred embodiment also comprises the solar panels 5 of body 31 upper surfaces of being located at light-guiding shade 3, utilizes solar panels 5 to absorb solar energy and supplies with the electric energy that luminescence unit 2 uses to convert to.The 3rd preferred embodiment is fit to outdoor application.
In sum; Lighting device of the present invention blocks towards the light of direction irradiation above water by light-guiding shade 3, produces dazzle to avoid light direct projection human eye, and can the light reflection be shone towards ground; And utilize diffusing structure 33 to enlarge the area of irradiation and light is evenly distributed; Add that light source (by the light of light-guiding shade 3 reflections) is overhead highly lower, can promote the illumination on ground, so can reach the object of the invention really.
The above only is preferred embodiment of the present invention, is not the present invention is done any pro forma restriction; Though the present invention discloses as above with preferred embodiment; Yet be not in order to limiting the present invention, anyly be familiar with the professional and technical personnel, in not breaking away from technical scheme scope of the present invention; When the technology contents of above-mentioned announcement capable of using is made a little change or is modified to the equivalent embodiment of equivalent variations; In every case be the content that does not break away from technical scheme of the present invention, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of technical scheme of the present invention according to technical spirit of the present invention.
Claims (10)
1. lighting device is characterized in that comprising:
One support unit and a luminescence unit; It is characterized in that: this support unit comprises a lamp socket, and this lamp socket has the inclined plane of oblique upper on one day; This luminescence unit is located at this inclined plane and is tilted in the same way with this inclined plane; And this lighting device also comprise one be connected and be positioned at this luminescence unit top with this support unit light-guiding shade; This light-guiding shade comprises a body, a retaining edge and a diffusing structure; This body has an arc outer rim; The outer rim of this this body of retaining cause is toward extending below and having a reflecting surface with respect to this luminescence unit; This diffusing structure is distributed in the lower surface of this body, and this reflecting surface and this diffusing structure reflect the light of this luminescence unit towards direction irradiation above water jointly, and most reverberation is shone towards ground.
2. lighting device as claimed in claim 1; It is characterized in that wherein said body is tabular; And this diffusing structure comprises most by this body outer rim and be the arc identical with this outer rim layer by layer toward the arcuation raised line of interior arrangement, and respectively this arcuation raised line has a curved surface respectively.
3. lighting device as claimed in claim 2; It is characterized in that in wherein said these arcuation raised lines that the curved surface near this arcuation raised line of this luminescence unit is the round surface of concave surface; The curved surface of all the other arcuation raised lines is the oval calotte of convex surface, and the curvature of each oval calotte can be different.
4. lighting device as claimed in claim 2 is characterized in that wherein said body is is the semicircle tabular of center with this lamp socket, and the arcuation raised line of this diffusing structure is that the center of circle with this body is the concentric circles arcuation and arranges.
5. lighting device as claimed in claim 2 is characterized in that wherein said body is is that central circular is tabular with this lamp socket, and the arcuation raised line of this diffusing structure is that the center of circle with this body is the concentric circles arcuation and arranges.
6. lighting device as claimed in claim 1 is characterized in that wherein said luminescence unit comprises most the light-emittingdiodes that are provided with towards this light-guiding shade separately.
7. lighting device as claimed in claim 1 is characterized in that wherein said inclined plane with respect to the horizontal plane is angle 15 to 60 degree and tilts.
8. lighting device as claimed in claim 1 is characterized in that wherein said luminescence unit is overhead highly between 0.7 to 1.5 meter.
9. lighting device as claimed in claim 1, the diameter that it is characterized in that wherein said body is between 20 to 50 centimetres.
10. lighting device as claimed in claim 1 is characterized in that wherein said light-guiding shade comprises that also one is connected in the fixed part of this body, and this fixed part is located at this lamp socket end face, this light-guiding shade is combined fixing with this lamp socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102998885A CN102418878A (en) | 2010-09-28 | 2010-09-28 | Illuminating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102998885A CN102418878A (en) | 2010-09-28 | 2010-09-28 | Illuminating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102418878A true CN102418878A (en) | 2012-04-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102998885A Pending CN102418878A (en) | 2010-09-28 | 2010-09-28 | Illuminating device |
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| Country | Link |
|---|---|
| CN (1) | CN102418878A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201434232Y (en) * | 2009-06-23 | 2010-03-31 | 广州市芯科电子科技有限公司 | Novel LED lighting lamp |
| CN201547672U (en) * | 2009-10-26 | 2010-08-11 | 明达实业(厦门)有限公司 | Optical structure for lampshade of yard lamp |
-
2010
- 2010-09-28 CN CN2010102998885A patent/CN102418878A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201434232Y (en) * | 2009-06-23 | 2010-03-31 | 广州市芯科电子科技有限公司 | Novel LED lighting lamp |
| CN201547672U (en) * | 2009-10-26 | 2010-08-11 | 明达实业(厦门)有限公司 | Optical structure for lampshade of yard lamp |
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Application publication date: 20120418 |